Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-901)

high Nessus Plugin ID 233394

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Synopsis

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

Description

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-901 advisory.

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

netfilter: allow exp not to be removed in nf_ct_find_expectation (CVE-2023-52927)

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

smb: client: fix use-after-free of signing key (CVE-2024-53179)

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

memcg: fix soft lockup in the OOM process (CVE-2024-57977)

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

tpm: Change to kvalloc() in eventlog/acpi.c (CVE-2024-58005)

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

sched/core: Prevent rescheduling when interrupts are disabled (CVE-2024-58090)

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

pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (CVE-2025-21702)

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

smb: client: Add check for next_buffer in receive_encrypted_standard() (CVE-2025-21844)

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

acct: perform last write from workqueue (CVE-2025-21846)

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

geneve: Fix use-after-free in geneve_find_dev(). (CVE-2025-21858)

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

tcp: drop secpath at the same time as we currently drop dst (CVE-2025-21864)

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

bpf, test_run: Fix use-after-free issue in eth_skb_pkt_type() (CVE-2025-21867)

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

mptcp: always handle address removal under msk socket lock (CVE-2025-21875)

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

uprobes: Reject the shared zeropage in uprobe_write_opcode() (CVE-2025-21881)

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

ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up (CVE-2025-21887)

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

ipvlan: ensure network headers are in skb linear part (CVE-2025-21891)

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

tracing: Fix bad hist from corrupting named_triggers list (CVE-2025-21899)

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 2023.6.20250317' to update your system.

Plugin Details

Severity: High

ID: 233394

File Name: al2023_ALAS2023-2025-901.nasl

Version: 1.4

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 3/27/2025

Updated: 6/20/2025

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2025-21858

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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: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:kernel-livepatch-6.1.130-139.222, p-cpe:/a:amazon:linux:python3-perf, p-cpe:/a:amazon:linux:kernel-libbpf-static, 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: 3/13/2025

Vulnerability Publication Date: 12/27/2024

Reference Information

CVE: CVE-2023-52927, CVE-2024-53179, CVE-2024-57977, CVE-2024-58005, CVE-2024-58090, CVE-2025-21702, CVE-2025-21844, CVE-2025-21846, CVE-2025-21858, CVE-2025-21864, CVE-2025-21867, CVE-2025-21875, CVE-2025-21881, CVE-2025-21887, CVE-2025-21891, CVE-2025-21899

Detections

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