RHEL 7 : kernel (RHSA-2019:1170)

high Nessus Plugin ID 125039

Synopsis

The remote Red Hat host is missing one or more security updates for kernel.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:1170 advisory.

- kernel: media: use-after-free in [tuner-xc2028] media driver (CVE-2016-7913)

- kernel: Buffer overflow in firewire driver via crafted incoming packets (CVE-2016-8633)

- kernel: Out-of-bounds access via an XFRM_MSG_MIGRATE xfrm Netlink message (CVE-2017-11600)

- kernel: memory leak when merging buffers in SCSI IO vectors (CVE-2017-12190)

- kernel: crypto: privilege escalation in skcipher_recvmsg function (CVE-2017-13215)

- Kernel: ipsec: xfrm: use-after-free leading to potential privilege escalation (CVE-2017-16939)

- kernel: Unallocated memory access by malicious USB device via bNumInterfaces overflow (CVE-2017-17558)

- Kernel: KVM: DoS via write flood to I/O port 0x80 (CVE-2017-1000407)

- kernel: Out-of-bounds write via userland offsets in ebt_entry struct in netfilter/ebtables.c (CVE-2018-1068)

- Kernel: FPU state information leakage via lazy FPU restore (CVE-2018-3665)

- hardware: Microarchitectural Store Buffer Data Sampling (MSBDS) (CVE-2018-12126)

- hardware: Micro-architectural Load Port Data Sampling - Information Leak (MLPDS) (CVE-2018-12127)

- hardware: Microarchitectural Fill Buffer Data Sampling (MFBDS) (CVE-2018-12130)

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

- hardware: Microarchitectural Data Sampling Uncacheable Memory (MDSUM) (CVE-2019-11091)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL kernel package based on the guidance in RHSA-2019:1170.

See Also

http://www.nessus.org/u?0a6148ec

https://access.redhat.com/security/vulnerabilities/mds

https://bugzilla.redhat.com/show_bug.cgi?id=1391490

https://bugzilla.redhat.com/show_bug.cgi?id=1402885

https://bugzilla.redhat.com/show_bug.cgi?id=1474928

https://bugzilla.redhat.com/show_bug.cgi?id=1495089

https://bugzilla.redhat.com/show_bug.cgi?id=1517220

https://bugzilla.redhat.com/show_bug.cgi?id=1520328

https://bugzilla.redhat.com/show_bug.cgi?id=1525474

https://bugzilla.redhat.com/show_bug.cgi?id=1535173

https://bugzilla.redhat.com/show_bug.cgi?id=1552048

https://bugzilla.redhat.com/show_bug.cgi?id=1585011

https://bugzilla.redhat.com/show_bug.cgi?id=1641878

https://bugzilla.redhat.com/show_bug.cgi?id=1646781

https://bugzilla.redhat.com/show_bug.cgi?id=1646784

https://bugzilla.redhat.com/show_bug.cgi?id=1667782

https://bugzilla.redhat.com/show_bug.cgi?id=1705312

https://access.redhat.com/errata/RHSA-2019:1170

https://access.redhat.com/security/updates/classification/#important

Plugin Details

Severity: High

ID: 125039

File Name: redhat-RHSA-2019-1170.nasl

Version: 1.10

Type: local

Agent: unix

Published: 5/14/2019

Updated: 4/24/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2016-7913

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

CVSS Score Source: CVE-2018-18559

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:python-perf, cpe:/o:redhat:rhel_eus:7.4

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/14/2019

Vulnerability Publication Date: 11/16/2016

Reference Information

CVE: CVE-2016-7913, CVE-2016-8633, CVE-2017-1000407, CVE-2017-11600, CVE-2017-12190, CVE-2017-13215, CVE-2017-16939, CVE-2017-17558, CVE-2018-1068, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2018-18559, CVE-2018-3665, CVE-2019-11091

CWE: 119, 125, 200, 226, 248, 287, 385, 400, 416, 787

IAVA: 2019-A-0166

RHSA: 2019:1170