RHEL 9 : kpatch-patch-5_14_0-284_104_1, kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_79_1, and kpatch-patch-5_14_0-284_92_1 (RHSA-2025:17896)

high Nessus Plugin ID 270338

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Synopsis

The remote Red Hat host is missing a security update for kpatch-patch-5_14_0-284_104_1 / kpatch-patch-5_14_0-284_117_1 / kpatch-patch-5_14_0-284_134_1 / kpatch-patch-5_14_0-284_79_1 / kpatch-patch-5_14_0-284_92_1.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:17896 advisory.

This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patch module is targeted for kernel-5.14.0-284.79.1.el9_2.

Security Fix(es):

* kernel: skbuff: Fix a race between coalescing and releasing SKBs (CVE-2023-53186)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL kpatch-patch-5_14_0-284_104_1 / kpatch-patch-5_14_0-284_117_1 / kpatch-patch-5_14_0-284_134_1 / kpatch- patch-5_14_0-284_79_1 / kpatch-patch-5_14_0-284_92_1 packages based on the guidance in RHSA-2025:17896.

Plugin Details

Severity: High

ID: 270338

File Name: redhat-RHSA-2025-17896.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 10/14/2025

Updated: 10/14/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 4.9

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:C

CVSS Score Source: CVE-2023-53186

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_e4s:9.2, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-284_79_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-284_92_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-284_104_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-284_117_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-284_134_1

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/14/2025

Vulnerability Publication Date: 5/1/2023

Reference Information

CVE: CVE-2023-53186

CWE: 416

RHSA: 2025:17896

Detections

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