RHEL 7 : kernel (RHSA-2023:1091)

high Nessus Plugin ID 172182

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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-2023:1091 advisory.

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

Security Fix(es):

* kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)

* kernel: use-after-free related to leaf anon_vma double reuse (CVE-2022-42703)

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):

* Regression - SAS3416 card works on RHEL 7.7 and below, does not work on RHEL 7.8 or 7.9 (BZ#1974485)

* use-after-free in sctp_do_8_2_transport_strike (BZ#2054037)

* RHEL7.9 - [Regression] Kernel test failed during CPU polarization test - lscpu, chcpu - LPAR (BZ#2071980)

* RHEL 7, block: Crash in blk_mq_rq_timed_out() when dereferencing NULL request->q pointer (BZ#2088029)

* qla2xxx: Qlogic double completion races during error handling are still not fixed and this will also be a RHEL8+ exposure (BZ#2092105)

* kernel 3.10.0-1160.80.1.el7.x86_64 on Xeon E55xx crashes upon KVM startup (BZ#2143438)

* Guest's time jumped forward by 12 minutes _after_ live-migration completes (in 30 seconds) (BZ#2152838)

* RHEL7: target crashes if a malicious initiator sends a logout immediately after a login command (BZ#2154243)

* RHEL7.9 - LTP testcase creat09 fails related to 'CVE-2018-13405' and 'CVE-2021-4037` (BZ#2159946)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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-2023:1091.

Plugin Details

Severity: High

ID: 172182

File Name: redhat-RHSA-2023-1091.nasl

Version: 1.4

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 3/7/2023

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2022-4378

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel-tools, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:python-perf, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:perf

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: 3/7/2023

Vulnerability Publication Date: 10/9/2022

Reference Information

CVE: CVE-2022-42703, CVE-2022-4378

CWE: 416, 787

RHSA: 2023:1091

Detections

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