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OpenAdvisories
Medium RHSA-2026:22420 1 CVE

Red Hat Security Advisory: libxml2 security update

Published Jun 2, 2026 · Updated Oct 9, 2026

Ecosystem: Red Hat

Fixed packages 5

ReleasePackageFixed in
Red Hat · RHEL 7 ELS rhel_els:7 libxml2 0:2.9.1-6.el7_9.14
Red Hat · RHEL 7 ELS rhel_els:7 libxml2-debuginfo 0:2.9.1-6.el7_9.14
Red Hat · RHEL 7 ELS rhel_els:7 libxml2-devel 0:2.9.1-6.el7_9.14
Red Hat · RHEL 7 ELS rhel_els:7 libxml2-python 0:2.9.1-6.el7_9.14
Red Hat · RHEL 7 ELS rhel_els:7 libxml2-static 0:2.9.1-6.el7_9.14

Vulnerabilities 1

  • Medium 6.2
    CVE-2025-9714

    Stack overflow in libxml2

    Uncontrolled recursion in XPath evaluation in libxml2 up to and including version 2.9.14 allows a local attacker to cause a stack overflow via crafted expressions. XPath processing functions `xmlXPathRunEval`, `xmlXPathCtxtCompile`, and `xmlXPathEvalExpr` wer…

    libxml2 libxml2 libxml2 libxml2 Debian Ubuntu

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2392605
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_22420.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-9714
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-9714
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-9714
  • article
    https://gitlab.gnome.org/GNOME/libxml2/-/commit/677a42645ef22b5a50741bad5facf9d8a8bc6d21
  • article
    https://gitlab.gnome.org/GNOME/libxslt/-/issues/148