p PatchFirst

CVE-2025-24855

CVE-2025-24855

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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 7.8 · High · EPSS 0.4% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • libxslt

    Versions
    • ≥ 0, < 1.1.43: Affected (semver)

    Update to 1.1.43

  • libxslt Debian:12

    Versions
    • 1.1.35-1
    Affected ranges
    • ECOSYSTEM: < 1.1.35-1+deb12u1

    Update to 1.1.35-1+deb12u1

  • libxslt Debian:13

    Affected ranges
    • ECOSYSTEM: < 1.1.35-1.2

    Update to 1.1.35-1.2

  • libxslt Debian:14

    Affected ranges
    • ECOSYSTEM: < 1.1.35-1.2

    Update to 1.1.35-1.2

  • libxslt Ubuntu:Pro:14.04:LTS

    Versions
    • 1.1.28-2
    • 1.1.28-2build1
    • 1.1.28-2ubuntu0.1
    • 1.1.28-2ubuntu0.2
    • 1.1.28-2ubuntu0.2+esm1
    • 1.1.28-2ubuntu0.2+esm2
    • 1.1.28-2ubuntu0.2+esm3
    Affected ranges
    • ECOSYSTEM: < 1.1.28-2ubuntu0.2+esm4

    Update to 1.1.28-2ubuntu0.2+esm4

  • libxslt Ubuntu:Pro:16.04:LTS

    Versions
    • 1.1.28-2build2
    • 1.1.28-2.1
    • 1.1.28-2.1ubuntu0.1
    • 1.1.28-2.1ubuntu0.2
    • 1.1.28-2.1ubuntu0.3
    • 1.1.28-2.1ubuntu0.3+esm1
    • 1.1.28-2.1ubuntu0.3+esm2
    Affected ranges
    • ECOSYSTEM: < 1.1.28-2.1ubuntu0.3+esm3

    Update to 1.1.28-2.1ubuntu0.3+esm3

  • libxslt Ubuntu:Pro:18.04:LTS

    Versions
    • 1.1.29-2.1ubuntu1
    • 1.1.29-4
    • 1.1.29-5
    • 1.1.29-5ubuntu0.1
    • 1.1.29-5ubuntu0.2
    • 1.1.29-5ubuntu0.3
    • 1.1.29-5ubuntu0.3+esm1
    Affected ranges
    • ECOSYSTEM: < 1.1.29-5ubuntu0.3+esm2

    Update to 1.1.29-5ubuntu0.3+esm2

  • libxslt Ubuntu:20.04:LTS

    Versions
    • 1.1.33-0ubuntu1
    • 1.1.33-0ubuntu2
    • 1.1.33-0ubuntu3
    • 1.1.34-1
    • 1.1.34-1ubuntu1
    • 1.1.34-3
    • 1.1.34-4
    • 1.1.34-4ubuntu0.20.04.1
    • 1.1.34-4ubuntu0.20.04.2
    Affected ranges
    • ECOSYSTEM: < 1.1.34-4ubuntu0.20.04.3

    Update to 1.1.34-4ubuntu0.20.04.3

  • libxslt Ubuntu:22.04:LTS

    Versions
    • 1.1.34-4
    • 1.1.34-4build1
    • 1.1.34-4build2
    • 1.1.34-4ubuntu0.22.04.1
    • 1.1.34-4ubuntu0.22.04.2
    Affected ranges
    • ECOSYSTEM: < 1.1.34-4ubuntu0.22.04.3

    Update to 1.1.34-4ubuntu0.22.04.3

  • libxslt Ubuntu:24.04:LTS

    Versions
    • 1.1.35-1
    • 1.1.39-0exp1
    • 1.1.39-0exp1build1
    • 1.1.39-0exp1ubuntu0.24.04.1
    Affected ranges
    • ECOSYSTEM: < 1.1.39-0exp1ubuntu0.24.04.2

    Update to 1.1.39-0exp1ubuntu0.24.04.2

Original sources

Check your server →