Use After Free Affecting python3-libxml2 package, versions <0:2.9.7-16.el8_8.7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.26% (17th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON3LIBXML2-9396171
  • published11 Mar 2025
  • disclosed26 Jan 2025

Introduced: 26 Jan 2025

CVE-2022-49043  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 python3-libxml2 to version 0:2.9.7-16.el8_8.7 or higher.
This issue was patched in RHSA-2025:2507.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-libxml2 package and not the python3-libxml2 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free.

CVSS Base Scores

version 3.1