Use After Free Affecting libxslt-devel package, versions <0:1.1.34-10.el9_4


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-RHEL9-LIBXSLTDEVEL-9573904
  • published31 Mar 2025
  • disclosed14 Mar 2025

Introduced: 14 Mar 2025

NewCVE-2025-24855  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:9 libxslt-devel to version 0:1.1.34-10.el9_4 or higher.
This issue was patched in RHSA-2025:3389.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libxslt-devel package and not the libxslt-devel package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

numbers.c in libxslt before 1.1.43 has a use-after-free because, in nested XPath evaluations, an XPath context node can be modified but never restored. This is related to xsltNumberFormatGetValue, xsltEvalXPathPredicate, xsltEvalXPathStringNs, and xsltComputeSortResultInternal.

CVSS Base Scores

version 3.1