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CentOS Linux 6 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-python / libxml2-static (CENTOS6:CLSA-2025:1761139574)

high Nessus Plugin ID 352597

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Synopsis

The CentOS Linux host is missing one or more security updates.

Description

The CentOS Linux 6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS6:CLSA-2025:1761139574 advisory.

 - xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free. (CVE-2022-49043)

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 affected packages based on the guidance in TuxCare advisory CENTOS6:CLSA-2025:1761139574.

See Also

https://cve.tuxcare.com/els/releases/CLSA-2025:1761139574

http://www.nessus.org/u?1ed8160d

Plugin Details

Severity: High

ID: 352597

File Name: tuxcare_centos_6_CLSA-2025-1761139574.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 9/30/2026

Updated: 9/30/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.15

Vendor

Vendor Severity: Important

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-2022-49043

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

Required KB Items: Host/OS/extended-third-party, Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 10/22/2025

Vulnerability Publication Date: 2/8/2024

Reference Information

CVE: CVE-2022-49043

CLSA: 2025:1761139574