CentOS Linux 6 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-python / libxml2-static (CENTOS6:CLSA-2025:1759336759)

high Nessus Plugin ID 353253

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-2025:1759336759 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 affected packages based on the guidance in TuxCare advisory CENTOS6:CLSA-2025:1759336759.

See Also

https://cve.tuxcare.com/els/releases/CLSA-2025:1759336759

http://www.nessus.org/u?5e40a40b

Plugin Details

Severity: High

ID: 353253

File Name: tuxcare_centos_6_CLSA-2025-1759336759.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 9/30/2026

Updated: 10/1/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.8

Percentile: 96.66

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2025-6021

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/1/2025

Vulnerability Publication Date: 10/1/2025

Reference Information

CVE: CVE-2025-6021

CLSA: 2025:1759336759