Amazon Linux 2023 : bpftool, kernel6.12, kernel6.12-modules-extra (ALAS2023-2025-984)

medium Nessus Plugin ID 237679

Synopsis

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

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-984 advisory.

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

btrfs: do proper folio cleanup when cow_file_range() failed (CVE-2024-57976)

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

kernel: be more careful about dup_mmap() failures and uprobe registering (CVE-2025-21709)

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

block: fix queue freeze vs limits lock order in sysfs store methods (CVE-2025-21807)

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

block: mark GFP_NOIO around sysfs ->store() (CVE-2025-21817)

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

iommu/vt-d: Avoid use of NULL after WARN_ON_ONCE (CVE-2025-21833)

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

net: better track kernel sockets lifetime (CVE-2025-21884)

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

bnxt_en: Mask the bd_cnt field in the TX BD properly (CVE-2025-22108)

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 kernel6.12 --releasever 2023.7.20250527' to update your system.

See Also

https://alas.aws.amazon.com/AL2023/ALAS-2025-984.html

https://alas.aws.amazon.com/cve/html/CVE-2024-57976.html

https://alas.aws.amazon.com/cve/html/CVE-2025-21709.html

https://alas.aws.amazon.com/cve/html/CVE-2025-21807.html

https://alas.aws.amazon.com/cve/html/CVE-2025-21817.html

https://alas.aws.amazon.com/cve/html/CVE-2025-21833.html

https://alas.aws.amazon.com/cve/html/CVE-2025-21884.html

https://alas.aws.amazon.com/cve/html/CVE-2025-22108.html

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

Plugin Details

Severity: Medium

ID: 237679

File Name: al2023_ALAS2023-2025-984.nasl

Version: 1.1

Type: local

Agent: unix

Published: 6/2/2025

Updated: 6/2/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

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-2025-21833

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:python3-perf6.12, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:kernel6.12, p-cpe:/a:amazon:linux:kernel-livepatch-6.12.29-33.102, p-cpe:/a:amazon:linux:kernel6.12-modules-extra, p-cpe:/a:amazon:linux:kernel-libbpf-static, p-cpe:/a:amazon:linux:kernel-libbpf-debuginfo, p-cpe:/a:amazon:linux:kernel6.12-debuginfo, p-cpe:/a:amazon:linux:kernel-libbpf, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:kernel6.12-debuginfo-common-x86_64, p-cpe:/a:amazon:linux:perf6.12, p-cpe:/a:amazon:linux:kernel-libbpf-devel, p-cpe:/a:amazon:linux:perf6.12-debuginfo, p-cpe:/a:amazon:linux:kernel6.12-debuginfo-common-aarch64, 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:bpftool, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:python3-perf6.12-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/2/2025

Vulnerability Publication Date: 2/27/2025

Reference Information

CVE: CVE-2024-57976, CVE-2025-21709, CVE-2025-21807, CVE-2025-21817, CVE-2025-21833, CVE-2025-21884, CVE-2025-22108