Amazon Linux 2 : kernel (ALAS-2023-2359)

high Nessus Plugin ID 186570

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of kernel installed on the remote host is prior to 4.14.330-250.540. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2023-2359 advisory.

2024-12-05: CVE-2023-52868 was added to this advisory.

2024-12-05: CVE-2023-52867 was added to this advisory.

2024-12-05: CVE-2023-52843 was added to this advisory.

2024-06-19: CVE-2023-52845 was added to this advisory.

A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. In this flaw an attacker with local user access may lead to a system crash or a leak of internal kernel information. (CVE-2023-3567)

In the Linux kernel, the following vulnerability has been resolved:

llc: verify mac len before reading mac header (CVE-2023-52843)

In the Linux kernel, the following vulnerability has been resolved:

tipc: Change nla_policy for bearer-related names to NLA_NUL_STRING (CVE-2023-52845)

In the Linux kernel, the following vulnerability has been resolved:

drm/radeon: possible buffer overflow (CVE-2023-52867)

In the Linux kernel, the following vulnerability has been resolved:

thermal: core: prevent potential string overflow (CVE-2023-52868)

Tenable has extracted the preceding description block directly from the tested product 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

Run 'yum update kernel' to update your system.

Plugin Details

Severity: High

ID: 186570

File Name: al2_ALAS-2023-2359.nasl

Version: 1.2

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 12/4/2023

Updated: 12/11/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

CVSS Score Source: CVE-2023-3567

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:perf, p-cpe:/a:amazon:linux:perf-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:python-perf-debuginfo, p-cpe:/a:amazon:linux:kernel, p-cpe:/a:amazon:linux:kernel-debuginfo, p-cpe:/a:amazon:linux:kernel-headers, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:kernel-tools-devel, p-cpe:/a:amazon:linux:kernel-livepatch-4.14.330-250.540, p-cpe:/a:amazon:linux:kernel-debuginfo-common-x86_64, p-cpe:/a:amazon:linux:python-perf

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/29/2023

Vulnerability Publication Date: 6/21/2023

Reference Information

CVE: CVE-2023-3567, CVE-2023-52843, CVE-2023-52845, CVE-2023-52867, CVE-2023-52868

Detections

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