An update for openssh is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link (s) in the References section.

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server.

Security Fix(es) :

* openssh: User enumeration via malformed packets in authentication requests (CVE-2018-15473)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for python is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.

Security Fix(es) :

* python: Information Disclosure due to urlsplit improper NFKC normalization (CVE-2019-9636)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for freerdp is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox.

Security Fix(es) :

* freerdp: Integer truncation leading to heap-based buffer overflow in update_read_bitmap_update() function (CVE-2018-8786)

* freerdp: Integer overflow leading to heap-based buffer overflow in gdi_Bitmap_Decompress() function (CVE-2018-8787)

* freerdp: Out-of-bounds write in nsc_rle_decode() function (CVE-2018-8788)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for thunderbird is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.6.1.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6 (CVE-2019-9788)

* Mozilla: Use-after-free when removing in-use DOM elements (CVE-2019-9790)

* Mozilla: Type inference is incorrect for constructors entered through on-stack replacement with IonMonkey (CVE-2019-9791)

* Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script (CVE-2019-9792)

* Mozilla: IonMonkey MArraySlice has incorrect alias information (CVE-2019-9810)

* Mozilla: Ionmonkey type confusion with __proto__ mutations (CVE-2019-9813)

* Mozilla: Improper bounds checks when Spectre mitigations are disabled (CVE-2019-9793)

* Mozilla: Type-confusion in IonMonkey JIT compiler (CVE-2019-9795)

* Mozilla: Use-after-free with SMIL animation controller (CVE-2019-9796)

* Mozilla: Proxy Auto-Configuration file can define localhost access to be proxied (CVE-2018-18506)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for thunderbird is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.6.1.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6 (CVE-2019-9788)

* Mozilla: Use-after-free when removing in-use DOM elements (CVE-2019-9790)

* Mozilla: Type inference is incorrect for constructors entered through on-stack replacement with IonMonkey (CVE-2019-9791)

* Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script (CVE-2019-9792)

* Mozilla: IonMonkey MArraySlice has incorrect alias information (CVE-2019-9810)

* Mozilla: Ionmonkey type confusion with __proto__ mutations (CVE-2019-9813)

* Mozilla: Improper bounds checks when Spectre mitigations are disabled (CVE-2019-9793)

* Mozilla: Type-confusion in IonMonkey JIT compiler (CVE-2019-9795)

* Mozilla: Use-after-free with SMIL animation controller (CVE-2019-9796)

* Mozilla: Proxy Auto-Configuration file can define localhost access to be proxied (CVE-2018-18506)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for libssh2 is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The libssh2 packages provide a library that implements the SSH2 protocol.

Security Fix(es) :

* libssh2: Integer overflow in transport read resulting in out of bounds write (CVE-2019-3855)

* libssh2: Integer overflow in keyboard interactive handling resulting in out of bounds write (CVE-2019-3856)

* libssh2: Integer overflow in SSH packet processing channel resulting in out of bounds write (CVE-2019-3857)

* libssh2: Integer overflow in user authenticate keyboard interactive allows out-of-bounds writes (CVE-2019-3863)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for firefox is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.6.1 ESR.

Security Fix(es) :

* Mozilla: IonMonkey MArraySlice has incorrect alias information (CVE-2019-9810)

* Mozilla: Ionmonkey type confusion with __proto__ mutations (CVE-2019-9813)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for firefox is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.6.1 ESR.

Security Fix(es) :

* Mozilla: IonMonkey MArraySlice has incorrect alias information (CVE-2019-9810)

* Mozilla: Ionmonkey type confusion with __proto__ mutations (CVE-2019-9813)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for ghostscript is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

Security Fix(es) :

* ghostscript: superexec operator is available (700585) (CVE-2019-3835)

* ghostscript: forceput in DefineResource is still accessible (700576) (CVE-2019-3838)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es) :

* ghostscript: Regression: double comment chars '%%' in gs_init.ps leading to missing metadata (BZ#1673915)

An update for firefox is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.6.0 ESR.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6 (CVE-2019-9788)

* Mozilla: Use-after-free when removing in-use DOM elements (CVE-2019-9790)

* Mozilla: Type inference is incorrect for constructors entered through on-stack replacement with IonMonkey (CVE-2019-9791)

* Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script (CVE-2019-9792)

* Mozilla: Improper bounds checks when Spectre mitigations are disabled (CVE-2019-9793)

* Mozilla: Type-confusion in IonMonkey JIT compiler (CVE-2019-9795)

* Mozilla: Use-after-free with SMIL animation controller (CVE-2019-9796)

* Mozilla: Proxy Auto-Configuration file can define localhost access to be proxied (CVE-2018-18506)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for firefox is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.6.0 ESR.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6 (CVE-2019-9788)

* Mozilla: Use-after-free when removing in-use DOM elements (CVE-2019-9790)

* Mozilla: Type inference is incorrect for constructors entered through on-stack replacement with IonMonkey (CVE-2019-9791)

* Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script (CVE-2019-9792)

* Mozilla: Improper bounds checks when Spectre mitigations are disabled (CVE-2019-9793)

* Mozilla: Type-confusion in IonMonkey JIT compiler (CVE-2019-9795)

* Mozilla: Use-after-free with SMIL animation controller (CVE-2019-9796)

* Mozilla: Proxy Auto-Configuration file can define localhost access to be proxied (CVE-2018-18506)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for cloud-init is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The cloud-init packages provide a set of init scripts for cloud instances. Cloud instances need special scripts to run during initialization to retrieve and install SSH keys, and to let the user run various scripts.

Security Fix(es) :

* cloud-init: extra ssh keys added to authorized_keys on the Azure platform (CVE-2019-0816)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for kernel is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es) :

* kernel: Memory corruption due to incorrect socket cloning (CVE-2018-9568)

* kernel: Unprivileged users able to inspect kernel stacks of arbitrary tasks (CVE-2018-17972)

* kernel: Faulty computation of numberic bounds in the BPF verifier (CVE-2018-18445)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es) and Enhancement(s) :

* kernel fuse invalidates cached attributes during reads (BZ#1657921)

* [NetApp-FC-NVMe] RHEL7.6: nvme reset gets hung indefinitely (BZ#1659937)

* Memory reclaim deadlock calling __sock_create() after memalloc_noio_save() (BZ#1660392)

* hardened usercopy is causing crash (BZ#1660815)

* Backport: xfrm: policy: init locks early (BZ#1660887)

* AWS m5 instance type loses NVMe mounted volumes [was: Unable to Mount StatefulSet PV in AWS EBS] (BZ#1661947)

* RHEL 7.6 running on a VirtualBox guest with a GUI has a mouse problem (BZ# 1662848)

* Kernel bug report in cgroups on heavily contested 3.10 node (BZ#1663114)

* [PCIe] SHPC probe crash on Non-ACPI/Non-SHPC ports (BZ#1663241)

* [Cavium 7.7 Feat] qla2xxx: Update to latest upstream. (BZ#1663508)

* Regression in lpfc and the CNE1000 (BE2 FCoE) adapters that no longer initialize (BZ#1664067)

* [csiostor] call trace after command: modprobe csiostor (BZ#1665370)

* libceph: fall back to sendmsg for slab pages (BZ#1665814)

* Deadlock between stop_one_cpu_nowait() and stop_two_cpus() (BZ#1667328)

* Soft lockups occur when the sd driver passes a device size of 1 sector to string_get_size() (BZ#1667989)

* [RHEL7.7] BUG: unable to handle kernel paging request at ffffffffffffffff (BZ#1668208)

* RHEL7.6 - powerpc/pseries: Disable CPU hotplug across migrations / powerpc/ rtas: Fix a potential race between CPU-Offline & Migration (LPM) (BZ# 1669044)

* blk-mq: fix corruption with direct issue (BZ#1670511)

* [RHEL7][patch] iscsi driver can block reboot/shutdown (BZ#1670680)

* [DELL EMC 7.6 BUG] Unable to create-namespace over Dell NVDIMM-N (BZ# 1671743)

* efi_bgrt_init fails to ioremap error during boot (BZ#1671745)

* Unable to mount a share on kernel- 3.10.0-957.el7. The share can be mounted on kernel-3.10.0-862.14.4.el7 (BZ#1672448)

* System crash with RIP nfs_readpage_async+0x43 -- BUG: unable to handle kernel NULL pointer dereference (BZ#1672510)

Users of kernel are advised to upgrade to these updated packages, which fix these bugs and add this enhancement.

An update for tomcat is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.

Security Fix(es) :

* tomcat: Open redirect in default servlet (CVE-2018-11784)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for openssl is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.

Security Fix(es) :

* openssl: Side-channel vulnerability on SMT/Hyper-Threading architectures (PortSmash) (CVE-2018-5407)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es) :

* Perform the RSA signature self-tests with SHA-256 (BZ#1673914)

An update for cockpit is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Cockpit enables users to administer GNU/Linux servers using a web browser. It offers network configuration, log inspection, diagnostic reports, SELinux troubleshooting, interactive command-line sessions, and more.

Security Fix(es) :

* cockpit: Crash when parsing invalid base64 headers (CVE-2019-3804)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for java-1.7.0-openjdk is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The java-1.7.0-openjdk packages provide the OpenJDK 7 Java Runtime Environment and the OpenJDK 7 Java Software Development Kit.

Security Fix(es) :

* OpenJDK: memory disclosure in FileChannelImpl (Libraries, 8206290) (CVE-2019-2422)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for polkit is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The polkit packages provide a component for controlling system-wide privileges. This component provides a uniform and organized way for non-privileged processes to communicate with privileged ones.

Security Fix(es) :

* polkit: Temporary auth hijacking via PID reuse and non-atomic fork (CVE-2019-6133)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Jan Rybar (freedesktop.org) for reporting this issue. Upstream acknowledges Jann Horn (Google Project Zero) as the original reporter.

An update for java-1.7.0-openjdk is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The java-1.7.0-openjdk packages provide the OpenJDK 7 Java Runtime Environment and the OpenJDK 7 Java Software Development Kit.

Security Fix(es) :

* OpenJDK: memory disclosure in FileChannelImpl (Libraries, 8206290) (CVE-2019-2422)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for java-11-openjdk is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.

Security Fix(es) :

* OpenJDK: memory disclosure in FileChannelImpl (Libraries, 8206290) (CVE-2019-2422)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for polkit is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The polkit packages provide a component for controlling system-wide privileges. This component provides a uniform and organized way for non-privileged processes to communicate with privileged ones.

Security Fix(es) :

* polkit: Temporary auth hijacking via PID reuse and non-atomic fork (CVE-2019-6133)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for java-1.8.0-openjdk is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.

Security Fix(es) :

* OpenJDK: memory disclosure in FileChannelImpl (Libraries, 8206290) (CVE-2019-2422)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for kernel is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es) :

* kernel: MIDI driver race condition leads to a double-free (CVE-2018-10902)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es) :

* Previously backported upstream patch caused a change in the behavior of page fault handler. As a consequence, applications compiled through GNU Compiler Collection (GCC) version 4.4.7 sometimes generated stack access exceeding the 64K limit. Running such applications subsequently triggered a segmentation fault. With this update, the 64k limit check in the page fault handler has been removed. As a result, running the affected applications no longer triggers the segmentation fault in the described scenario.

Note that removing the limit check does not impact the integrity of the kernel itself. (BZ#1644401)

An update for flatpak is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux.

Security Fix(es) :

* flatpak: potential /proc based sandbox escape (CVE-2019-8308)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for firefox is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.5.1 ESR.

Security Fix(es) :

* chromium-browser, mozilla: Use after free in Skia (CVE-2018-18356)

* mozilla: Integer overflow in Skia (CVE-2019-5785)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for firefox is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.5.1 ESR.

Security Fix(es) :

* chromium-browser, mozilla: Use after free in Skia (CVE-2018-18356)

* mozilla: Integer overflow in Skia (CVE-2019-5785)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for systemd is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The systemd packages contain systemd, a system and service manager for Linux, compatible with the SysV and LSB init scripts. It provides aggressive parallelism capabilities, uses socket and D-Bus activation for starting services, offers on-demand starting of daemons, and keeps track of processes using Linux cgroups. In addition, it supports snapshotting and restoring of the system state, maintains mount and automount points, and implements an elaborate transactional dependency-based service control logic. It can also work as a drop-in replacement for sysvinit.

Security Fix(es) :

* systemd: Insufficient input validation in bus_process_object() resulting in PID 1 crash (CVE-2019-6454)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

An update for thunderbird is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.5.0.

Security Fix(es) :

* Mozilla: Use-after-free parsing HTML5 stream (CVE-2018-18500)

* Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5 (CVE-2018-18501)

* Mozilla: Privilege escalation through IPC channel messages (CVE-2018-18505)

* libical: Multiple use-after-free vulnerabilities (CVE-2016-5824)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Yaniv Frank (SophosLabs), Alex Gaynor, Christoph Diehl, Steven Crane, Jason Kratzer, Gary Kwong, Christian Holler, and Jed Davis as the original reporters.

An update for thunderbird is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.5.0.

Security Fix(es) :

* Mozilla: Use-after-free parsing HTML5 stream (CVE-2018-18500)

* Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5 (CVE-2018-18501)

* Mozilla: Privilege escalation through IPC channel messages (CVE-2018-18505)

* libical: Multiple use-after-free vulnerabilities (CVE-2016-5824)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Yaniv Frank (SophosLabs), Alex Gaynor, Christoph Diehl, Steven Crane, Jason Kratzer, Gary Kwong, Christian Holler, and Jed Davis as the original reporters.

An update for spice-server is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Simple Protocol for Independent Computing Environments (SPICE) is a remote display protocol for virtual environments. SPICE users can access a virtualized desktop or server from the local system or any system with network access to the server. SPICE is used in Red Hat Enterprise Linux for viewing virtualized guests running on the Kernel-based Virtual Machine (KVM) hypervisor or on Red Hat Enterprise Virtualization Hypervisors.

Security Fix(es) :

* spice: Off-by-one error in array access in spice/server/memslot.c (CVE-2019-3813)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

This issue was discovered by Christophe Fergeau (Red Hat).

An update for spice is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Simple Protocol for Independent Computing Environments (SPICE) is a remote display system built for virtual environments which allows the user to view a computing 'desktop' environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures.

Security Fix(es) :

* spice: Off-by-one error in array access in spice/server/memslot.c (CVE-2019-3813)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

This issue was discovered by Christophe Fergeau (Red Hat).

An update for ghostscript is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

Security Fix(es) :

* ghostscript: use-after-free in copydevice handling (699661) (CVE-2018-16540)

* ghostscript: access bypass in psi/zdevice2.c (700153) (CVE-2018-19475)

* ghostscript: access bypass in psi/zicc.c (700169) (CVE-2018-19476)

* ghostscript: access bypass in psi/zfjbig2.c (700168) (CVE-2018-19477)

* ghostscript: subroutines within pseudo-operators must themselves be pseudo-operators (700317) (CVE-2019-6116)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Tavis Ormandy (Google Project Zero) for reporting CVE-2019-6116.

Bug Fix(es) :

* Previously, ghostscript-9.07-31.el7_6.1 introduced a regression during the standard input reading, causing a '/invalidfileaccess in
--run--' error. With this update, the regression has been fixed and the described error no longer occurs. (BZ#1665919)

An update for firefox is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.5.0 ESR.

Security Fix(es) :

* Mozilla: Use-after-free parsing HTML5 stream (CVE-2018-18500)

* Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5 (CVE-2018-18501)

* Mozilla: Privilege escalation through IPC channel messages (CVE-2018-18505)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Yaniv Frank (SophosLabs), Alex Gaynor, Christoph Diehl, Steven Crane, Jason Kratzer, Gary Kwong, Christian Holler, and Jed Davis as the original reporters.

An update for firefox is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.5.0 ESR.

Security Fix(es) :

* Mozilla: Use-after-free parsing HTML5 stream (CVE-2018-18500)

* Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5 (CVE-2018-18501)

* Mozilla: Privilege escalation through IPC channel messages (CVE-2018-18505)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Yaniv Frank (SophosLabs), Alex Gaynor, Christoph Diehl, Steven Crane, Jason Kratzer, Gary Kwong, Christian Holler, and Jed Davis as the original reporters.

An update for systemd is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link (s) in the References section.

The systemd packages contain systemd, a system and service manager for Linux, compatible with the SysV and LSB init scripts. It provides aggressive parallelism capabilities, uses socket and D-Bus activation for starting services, offers on-demand starting of daemons, and keeps track of processes using Linux cgroups. In addition, it supports snapshotting and restoring of the system state, maintains mount and automount points, and implements an elaborate transactional dependency-based service control logic. It can also work as a drop-in replacement for sysvinit.

Security Fix(es) :

* systemd: memory leak in journald-server.c introduced by fix for CVE-2018-16864 (CVE-2019-3815)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for bind is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named); a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating correctly.

Security Fix(es) :

* bind: Crash from assertion error when debug log level is 10 and log entries meet buffer boundary (CVE-2018-5742)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for kernel is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es) :

* kernel: Use-after-free due to race condition in AF_PACKET implementation (CVE-2018-18559)

* kernel: userfaultfd bypasses tmpfs file permissions (CVE-2018-18397)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es) :

These updated kernel packages include also numerous bug fixes and enhancements. Space precludes documenting all of the bug fixes in this advisory. See the descriptions in the related Knowledge Article:
https://access.redhat.com/ articles/3827321

An update for thunderbird is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.4.0.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 64 and Firefox ESR 60.4 (CVE-2018-12405)

* chromium-browser, firefox: Memory corruption in Angle (CVE-2018-17466)

* Mozilla: Use-after-free with select element (CVE-2018-18492)

* Mozilla: Buffer overflow in accelerated 2D canvas with Skia (CVE-2018-18493)

* Mozilla: Same-origin policy violation using location attribute and performance.getEntries to steal cross-origin URLs (CVE-2018-18494)

* Mozilla: Integer overflow when calculating buffer sizes for images (CVE-2018-18498)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Christian Holler, Diego Calleja, Andrew McCreight, Jon Coppeard, Natalia Csoregi, Nicolas B. Pierron, Tyson Smith, Nils, Atte Kettunen, James Lee of Kryptos Logic, and r as the original reporters.

An update for thunderbird is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.4.0.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 64 and Firefox ESR 60.4 (CVE-2018-12405)

* chromium-browser, firefox: Memory corruption in Angle (CVE-2018-17466)

* Mozilla: Use-after-free with select element (CVE-2018-18492)

* Mozilla: Buffer overflow in accelerated 2D canvas with Skia (CVE-2018-18493)

* Mozilla: Same-origin policy violation using location attribute and performance.getEntries to steal cross-origin URLs (CVE-2018-18494)

* Mozilla: Integer overflow when calculating buffer sizes for images (CVE-2018-18498)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Christian Holler, Diego Calleja, Andrew McCreight, Jon Coppeard, Natalia Csoregi, Nicolas B. Pierron, Tyson Smith, Nils, Atte Kettunen, James Lee of Kryptos Logic, and r as the original reporters.

An update for perl is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Perl is a high-level programming language that is commonly used for system administration utilities and web programming.

Security Fix(es) :

* perl: Integer overflow leading to buffer overflow in Perl_my_setenv() (CVE-2018-18311)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Perl project for reporting this issue.
Upstream acknowledges Jayakrishna Menon as the original reporter.

An update for libvncserver is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

LibVNCServer is a C library that enables you to implement VNC server functionality into own programs.

Security Fix(es) :

* libvncserver: Heap out-of-bounds write in rfbserver.c in rfbProcessFileTransferReadBuffer() allows for potential code execution (CVE-2018-15127)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for systemd is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The systemd packages contain systemd, a system and service manager for Linux, compatible with the SysV and LSB init scripts. It provides aggressive parallelism capabilities, uses socket and D-Bus activation for starting services, offers on-demand starting of daemons, and keeps track of processes using Linux cgroups. In addition, it supports snapshotting and restoring of the system state, maintains mount and automount points, and implements an elaborate transactional dependency-based service control logic. It can also work as a drop-in replacement for sysvinit.

Security Fix(es) :

* systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling (CVE-2018-15688)

* systemd: stack overflow when calling syslog from a command with long cmdline (CVE-2018-16864)

* systemd: stack overflow when receiving many journald entries (CVE-2018-16865)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Ubuntu Security Team for reporting CVE-2018-15688 and Qualys Research Labs for reporting CVE-2018-16864 and CVE-2018-16865. Upstream acknowledges Felix Wilhelm (Google) as the original reporter of CVE-2018-15688.

An update for keepalived is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The keepalived utility provides simple and robust facilities for load balancing and high availability. The load balancing framework relies on the well-known and widely used IP Virtual Server (IPVS) kernel module providing layer-4 (transport layer) load balancing. Keepalived implements a set of checkers to dynamically and adaptively maintain and manage a load balanced server pool according to the health of the servers. Keepalived also implements the Virtual Router Redundancy Protocol (VRRPv2) to achieve high availability with director failover.

Security Fix(es) :

* keepalived: Heap-based buffer overflow when parsing HTTP status codes allows for denial of service or possibly arbitrary code execution (CVE-2018-19115)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for firefox is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.4.0 ESR.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 64 and Firefox ESR 60.4 (CVE-2018-12405)

* Mozilla: Memory corruption in Angle (CVE-2018-17466)

* Mozilla: Use-after-free with select element (CVE-2018-18492)

* Mozilla: Buffer overflow in accelerated 2D canvas with Skia (CVE-2018-18493)

* Mozilla: Same-origin policy violation using location attribute and performance.getEntries to steal cross-origin URLs (CVE-2018-18494)

* Mozilla: Integer overflow when calculating buffer sizes for images (CVE-2018-18498)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Christian Holler, Diego Calleja, Andrew McCreight, Jon Coppeard, Natalia Csoregi, Nicolas B. Pierron, Tyson Smith, Nils, Atte Kettunen, James Lee of Kryptos Logic, and r as the original reporters.

An update for firefox is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 60.4.0 ESR.

Security Fix(es) :

* Mozilla: Memory safety bugs fixed in Firefox 64 and Firefox ESR 60.4 (CVE-2018-12405)

* Mozilla: Memory corruption in Angle (CVE-2018-17466)

* Mozilla: Use-after-free with select element (CVE-2018-18492)

* Mozilla: Buffer overflow in accelerated 2D canvas with Skia (CVE-2018-18493)

* Mozilla: Same-origin policy violation using location attribute and performance.getEntries to steal cross-origin URLs (CVE-2018-18494)

* Mozilla: Integer overflow when calculating buffer sizes for images (CVE-2018-18498)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Christian Holler, Diego Calleja, Andrew McCreight, Jon Coppeard, Natalia Csoregi, Nicolas B. Pierron, Tyson Smith, Nils, Atte Kettunen, James Lee of Kryptos Logic, and r as the original reporters.

An update for ntp is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link (s) in the References section.

The Network Time Protocol (NTP) is used to synchronize a computer's time with another referenced time source. These packages include the ntpd service which continuously adjusts system time and utilities used to query and configure the ntpd service.

Security Fix(es) :

* ntp: Stack-based buffer overflow in ntpq and ntpdc allows denial of service or code execution (CVE-2018-12327)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

An update for ghostscript is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

Security Fix(es) :

* ghostscript: Incorrect free logic in pagedevice replacement (699664) (CVE-2018-16541)

* ghostscript: Incorrect 'restoration of privilege' checking when running out of stack during exception handling (CVE-2018-16802)

* ghostscript: User-writable error exception table (CVE-2018-17183)

* ghostscript: Saved execution stacks can leak operator arrays (incomplete fix for CVE-2018-17183) (CVE-2018-17961)

* ghostscript: Saved execution stacks can leak operator arrays (CVE-2018-18073)

* ghostscript: 1Policy operator allows a sandbox protection bypass (CVE-2018-18284)

* ghostscript: Type confusion in setpattern (700141) (CVE-2018-19134)

* ghostscript: Improperly implemented security check in zsetdevice function in psi/zdevice.c (CVE-2018-19409)

* ghostscript: Uninitialized memory access in the aesdecode operator (699665) (CVE-2018-15911)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Tavis Ormandy (Google Project Zero) for reporting CVE-2018-16541.

Bug Fix(es) :

* It has been found that ghostscript-9.07-31.el7_6.1 introduced regression during the handling of shading objects, causing a 'Dropping incorrect smooth shading object' warning. With this update, the regression has been fixed and the described problem no longer occurs.
(BZ#1657822)

An update for libvirt is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems.
In addition, libvirt provides tools for remote management of virtualized systems.

The following packages have been upgraded to a later upstream version:
libvirt (4.5.0). (BZ#1563169)

Security Fix(es) :

* libvirt: guest could inject executable code via libnss_dns.so loaded by libvirt_lxc before init (CVE-2018-6764)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

An update for samba is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Samba is an open source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.

The following packages have been upgraded to a later upstream version:
samba (4.8.3). (BZ#1558560)

Security Fix(es) :

* samba: Weak authentication protocol regression (CVE-2018-1139)

* samba: Insufficient input validation in libsmbclient (CVE-2018-10858)

* samba: NULL pointer dereference in printer server process (CVE-2018-1050)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Samba project for reporting CVE-2018-1050. The CVE-2018-1139 issue was discovered by Vivek Das (Red Hat).

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

An update for gnutls is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS.

The following packages have been upgraded to a later upstream version:
gnutls (3.3.29). (BZ#1561481)

Security Fix(es) :

* gnutls: HMAC-SHA-256 vulnerable to Lucky thirteen attack due to not enough dummy function calls (CVE-2018-10844)

* gnutls: HMAC-SHA-384 vulnerable to Lucky thirteen attack due to use of wrong constant (CVE-2018-10845)

* gnutls: 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery (CVE-2018-10846)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

ID	Name	Severity
124034	CentOS 6 : openssh (CESA-2019:0711)	medium
124033	CentOS 7 : python (CESA-2019:0710)	critical
124032	CentOS 7 : freerdp (CESA-2019:0697)	critical
123562	CentOS 7 : thunderbird (CESA-2019:0681)	critical
123561	CentOS 6 : thunderbird (CESA-2019:0680)	critical
123560	CentOS 7 : libssh2 (CESA-2019:0679)	high
123559	CentOS 6 : firefox (CESA-2019:0672)	high
123558	CentOS 7 : firefox (CESA-2019:0671)	high
123092	CentOS 7 : ghostscript (CESA-2019:0633)	medium
123015	CentOS 6 : firefox (CESA-2019:0623)	critical
123014	CentOS 7 : firefox (CESA-2019:0622)	critical
122955	CentOS 7 : cloud-init (CESA-2019:0597)	medium
122954	CentOS 7 : kernel (CESA-2019:0512)	high
122953	CentOS 7 : tomcat (CESA-2019:0485)	medium
122952	CentOS 7 : openssl (CESA-2019:0483)	medium
122951	CentOS 7 : cockpit (CESA-2019:0482)	high
122761	CentOS 6 : java-1.7.0-openjdk (CESA-2019:0462)	low
122719	CentOS 7 : polkit (CESA-2019:0230)	medium
122619	CentOS 7 : java-1.7.0-openjdk (CESA-2019:0464)	low
122618	CentOS 7 : java-11-openjdk (CESA-2019:0436)	low
122452	CentOS 6 : polkit (CESA-2019:0420)	medium
122451	CentOS 6 : java-1.8.0-openjdk (CESA-2019:0416)	low
122450	CentOS 6 : kernel (CESA-2019:0415)	high
122353	CentOS 7 : flatpak (CESA-2019:0375)	high
122352	CentOS 7 : firefox (CESA-2019:0374)	high
122351	CentOS 6 : firefox (CESA-2019:0373)	high
122350	CentOS 7 : systemd (CESA-2019:0368)	medium
122065	CentOS 7 : thunderbird (CESA-2019:0270)	critical
122064	CentOS 6 : thunderbird (CESA-2019:0269)	critical
122063	CentOS 6 : spice-server (CESA-2019:0232)	high
122062	CentOS 7 : spice (CESA-2019:0231)	high
122061	CentOS 7 : ghostscript (CESA-2019:0229)	high
121551	CentOS 7 : firefox (CESA-2019:0219)	critical
121550	CentOS 6 : firefox (CESA-2019:0218)	critical
121549	CentOS 7 : systemd (CESA-2019:0201)	low
121548	CentOS 7 : bind (CESA-2019:0194)	high
121547	CentOS 7 : kernel (CESA-2019:0163)	high
121546	CentOS 7 : thunderbird (CESA-2019:0160)	critical
121545	CentOS 6 : thunderbird (CESA-2019:0159)	critical
121371	CentOS 7 : perl (CESA-2019:0109)	critical
121216	CentOS 7 : libvncserver (CESA-2019:0059)	critical
121192	CentOS 7 : systemd (CESA-2019:0049)	high
120956	CentOS 7 : keepalived (CESA-2019:0022)	critical
119874	CentOS 7 : firefox (CESA-2018:3833)	critical
119873	CentOS 6 : firefox (CESA-2018:3831)	critical
119791	CentOS 6 : ntp (CESA-2018:3854)	critical
119754	CentOS 7 : ghostscript (CESA-2018:3834)	critical
119692	CentOS 7 : libvirt (CESA-2018:3113)	high
119691	CentOS 7 : samba (CESA-2018:3056)	high
119690	CentOS 7 : gnutls (CESA-2018:3050)	medium

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