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Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1037)

medium Nessus Plugin ID 240328

Synopsis

The remote Amazon Linux 2023 host is missing a security update.

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1037 advisory.

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

 btrfs: check folio mapping after unlock in relocate_one_folio() (CVE-2024-56758)

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

 hrtimers: Force migrate away hrtimers queued after CPUHP_AP_HRTIMERS_DYING (CVE-2025-21816)

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

 sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (CVE-2025-38000)

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

 net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (CVE-2025-38001)

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

 can: bcm: add locking for bcm_op runtime updates (CVE-2025-38004)

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 'dnf update kernel --releasever 2023.7.20250623' to update your system.

See Also

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

https://alas.aws.amazon.com/cve/html/CVE-2025-38000.html

https://alas.aws.amazon.com/cve/html/CVE-2025-38004.html

https://alas.aws.amazon.com/cve/html/CVE-2025-38001.html

https://alas.aws.amazon.com/cve/html/CVE-2024-56758.html

https://alas.aws.amazon.com/cve/html/CVE-2025-21816.html

https://alas.aws.amazon.com/AL2023/ALAS-2025-1037.html

Plugin Details

Severity: Medium

ID: 240328

File Name: al2023_ALAS2023-2025-1037.nasl

Version: 1.1

Type: local

Agent: unix

Published: 6/23/2025

Updated: 6/23/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

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-2024-56758

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:kernel-modules-extra-common, p-cpe:/a:amazon:linux:perf-debuginfo, p-cpe:/a:amazon:linux:kernel-modules-extra, p-cpe:/a:amazon:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:python3-perf, p-cpe:/a:amazon:linux:kernel-livepatch-6.1.141-155.222, p-cpe:/a:amazon:linux:kernel-libbpf-static, p-cpe:/a:amazon:linux:kernel-libbpf-debuginfo, p-cpe:/a:amazon:linux:kernel-debuginfo, p-cpe:/a:amazon:linux:kernel-libbpf, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:kernel-libbpf-devel, p-cpe:/a:amazon:linux:kernel-headers, p-cpe:/a:amazon:linux:kernel-tools-devel, cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:perf, p-cpe:/a:amazon:linux:bpftool, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:kernel, p-cpe:/a:amazon:linux:python3-perf-debuginfo, p-cpe:/a:amazon:linux:kernel-debuginfo-common-x86_64

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/23/2025

Vulnerability Publication Date: 1/6/2025

Reference Information

CVE: CVE-2024-56758, CVE-2025-21816, CVE-2025-38000, CVE-2025-38001, CVE-2025-38004