SUSE SLED15 / SLES15 Security Update : systemd (SUSE-SU-2019:0426-1)

medium Nessus Plugin ID 122312

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for systemd fixes the following issues :

CVE-2019-6454: Overlong DBUS messages could be used to crash systemd (bsc#1125352)

units: make sure initrd-cleanup.service terminates before switching to rootfs (bsc#1123333)

logind: fix bad error propagation

login: log session state 'closing' (as well as New/Removed)

logind: fix borked r check

login: don't remove all devices from PID1 when only one was removed

login: we only allow opening character devices

login: correct comment in session_device_free()

login: remember that fds received from PID1 need to be removed eventually

login: fix FDNAME in call to sd_pid_notify_with_fds()

logind: fd 0 is a valid fd

logind: rework sd_eviocrevoke()

logind: check file is device node before using .st_rdev

logind: use the new FDSTOREREMOVE=1 sd_notify() message (bsc#1124153)

core: add a new sd_notify() message for removing fds from the FD store again

logind: make sure we don't trip up on half-initialized session devices (bsc#1123727)

fd-util: accept that kcmp might fail with EPERM/EACCES

core: Fix use after free case in load_from_path() (bsc#1121563)

core: include Found state in device dumps

device: fix serialization and deserialization of DeviceFound

fix path in btrfs rule (#6844)

assemble multidevice btrfs volumes without external tools (#6607) (bsc#1117025)

Update systemd-system.conf.xml (bsc#1122000)

units: inform user that the default target is started after exiting from rescue or emergency mode

core: free lines after reading them (bsc#1123892)

sd-bus: if we receive an invalid dbus message, ignore and proceeed

automount: don't pass non-blocking pipe to kernel.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-426=1

SUSE Linux Enterprise Module for Basesystem 15:zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-426=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1117025

https://bugzilla.suse.com/show_bug.cgi?id=1121563

https://bugzilla.suse.com/show_bug.cgi?id=1122000

https://bugzilla.suse.com/show_bug.cgi?id=1123333

https://bugzilla.suse.com/show_bug.cgi?id=1123727

https://bugzilla.suse.com/show_bug.cgi?id=1123892

https://bugzilla.suse.com/show_bug.cgi?id=1124153

https://bugzilla.suse.com/show_bug.cgi?id=1125352

https://www.suse.com/security/cve/CVE-2019-6454/

http://www.nessus.org/u?1568d331

Plugin Details

Severity: Medium

ID: 122312

File Name: suse_SU-2019-0426-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 2/19/2019

Updated: 1/13/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libsystemd0, p-cpe:/a:novell:suse_linux:libsystemd0-32bit, p-cpe:/a:novell:suse_linux:libsystemd0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsystemd0-debuginfo, p-cpe:/a:novell:suse_linux:libsystemd0-mini, p-cpe:/a:novell:suse_linux:libsystemd0-mini-debuginfo, p-cpe:/a:novell:suse_linux:libudev-devel, p-cpe:/a:novell:suse_linux:libudev-mini-devel, p-cpe:/a:novell:suse_linux:libudev-mini1, p-cpe:/a:novell:suse_linux:libudev-mini1-debuginfo, p-cpe:/a:novell:suse_linux:libudev1, p-cpe:/a:novell:suse_linux:libudev1-32bit, p-cpe:/a:novell:suse_linux:libudev1-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libudev1-debuginfo, p-cpe:/a:novell:suse_linux:nss-myhostname, p-cpe:/a:novell:suse_linux:nss-myhostname-debuginfo, p-cpe:/a:novell:suse_linux:nss-mymachines, p-cpe:/a:novell:suse_linux:nss-mymachines-debuginfo, p-cpe:/a:novell:suse_linux:nss-systemd, p-cpe:/a:novell:suse_linux:nss-systemd-debuginfo, p-cpe:/a:novell:suse_linux:systemd, p-cpe:/a:novell:suse_linux:systemd-32bit, p-cpe:/a:novell:suse_linux:systemd-32bit-debuginfo, p-cpe:/a:novell:suse_linux:systemd-container, p-cpe:/a:novell:suse_linux:systemd-container-debuginfo, p-cpe:/a:novell:suse_linux:systemd-coredump, p-cpe:/a:novell:suse_linux:systemd-coredump-debuginfo, p-cpe:/a:novell:suse_linux:systemd-debuginfo, p-cpe:/a:novell:suse_linux:systemd-debugsource, p-cpe:/a:novell:suse_linux:systemd-devel, p-cpe:/a:novell:suse_linux:systemd-logger, p-cpe:/a:novell:suse_linux:systemd-mini, p-cpe:/a:novell:suse_linux:systemd-mini-container-mini, p-cpe:/a:novell:suse_linux:systemd-mini-container-mini-debuginfo, p-cpe:/a:novell:suse_linux:systemd-mini-coredump-mini, p-cpe:/a:novell:suse_linux:systemd-mini-coredump-mini-debuginfo, p-cpe:/a:novell:suse_linux:systemd-mini-debuginfo, p-cpe:/a:novell:suse_linux:systemd-mini-debugsource, p-cpe:/a:novell:suse_linux:systemd-mini-devel, p-cpe:/a:novell:suse_linux:systemd-mini-sysvinit, p-cpe:/a:novell:suse_linux:systemd-sysvinit, p-cpe:/a:novell:suse_linux:udev, p-cpe:/a:novell:suse_linux:udev-debuginfo, p-cpe:/a:novell:suse_linux:udev-mini, p-cpe:/a:novell:suse_linux:udev-mini-debuginfo, cpe:/o:novell:suse_linux:15

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2/18/2019

Vulnerability Publication Date: 3/21/2019

Reference Information

CVE: CVE-2019-6454