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Amazon Linux 2 : kernel (ALASKERNEL-5.10-2024-062)

medium Nessus Plugin ID 200921

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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 5.10.218-206.860. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2024-062 advisory.

 2024-07-03: CVE-2024-36889 was added to this advisory.

 2024-07-03: CVE-2023-52585 was added to this advisory.

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

 net: sched: flower: protect fl_walk() with rcu (CVE-2021-47402)

 A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks. (CVE-2022-0480)

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

 drm/amdgpu: Fix possible NULL dereference in amdgpu_ras_query_error_status_helper() (CVE-2023-52585)

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

 sched/psi: Fix use-after-free in ep_remove_wait_queue() (CVE-2023-52707)

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

 mptcp: ensure snd_nxt is properly initialized on connect (CVE-2024-36889)

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.

See Also

https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2024-062.html

https://alas.aws.amazon.com/faqs.html

https://alas.aws.amazon.com/cve/html/CVE-2021-47402.html

https://alas.aws.amazon.com/cve/html/CVE-2022-0480.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52585.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52707.html

https://alas.aws.amazon.com/cve/html/CVE-2024-36889.html

Plugin Details

Severity: Medium

ID: 200921

File Name: al2_ALASKERNEL-5_10-2024-062.nasl

Version: 1.2

Type: local

Agent: unix

Published: 6/24/2024

Updated: 7/4/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2022-0480

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:amazon:linux:perf, p-cpe:/a:amazon:linux:bpftool, 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, p-cpe:/a:amazon:linux:kernel-livepatch-5.10.218-206.860, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-devel, 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: 6/19/2024

Vulnerability Publication Date: 8/29/2022

Reference Information

CVE: CVE-2021-47402, CVE-2022-0480, CVE-2023-52585, CVE-2023-52707, CVE-2024-36889