RHSA-2026:29814MediumCVSS 5.5

Red Hat Security Advisory: libxslt security update

Published
June 25, 2026
Last Modified
September 1, 2026

🔗 CVE IDs covered (1)

CVE-2025-10911 →

📋 Description

CVE-2025-10911 — libxslt: use-after-free with key data stored cross-RVT

🎯 Affected products22

  • Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-0:1.1.34-15.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-0:1.1.34-15.el9_4.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-0:1.1.34-15.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-0:1.1.34-15.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-0:1.1.34-15.el9_4.src as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-0:1.1.34-15.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debuginfo-0:1.1.34-15.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debuginfo-0:1.1.34-15.el9_4.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debuginfo-0:1.1.34-15.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debuginfo-0:1.1.34-15.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debuginfo-0:1.1.34-15.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debugsource-0:1.1.34-15.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debugsource-0:1.1.34-15.el9_4.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debugsource-0:1.1.34-15.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debugsource-0:1.1.34-15.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-debugsource-0:1.1.34-15.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-devel-0:1.1.34-15.el9_4.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-devel-0:1.1.34-15.el9_4.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-devel-0:1.1.34-15.el9_4.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-devel-0:1.1.34-15.el9_4.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)
  • libxslt-devel-0:1.1.34-15.el9_4.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.4)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

🔗 References (4)