RHSA-2026:28584MediumCVSS 5.5

Red Hat Security Advisory: libxslt security update

Published
June 24, 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 products18

  • Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-0:1.1.39-8.el10_2.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-0:1.1.39-8.el10_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-0:1.1.39-8.el10_2.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-0:1.1.39-8.el10_2.1.src as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-0:1.1.39-8.el10_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debuginfo-0:1.1.39-8.el10_2.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debuginfo-0:1.1.39-8.el10_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debuginfo-0:1.1.39-8.el10_2.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debuginfo-0:1.1.39-8.el10_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debugsource-0:1.1.39-8.el10_2.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debugsource-0:1.1.39-8.el10_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debugsource-0:1.1.39-8.el10_2.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-debugsource-0:1.1.39-8.el10_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-devel-0:1.1.39-8.el10_2.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-devel-0:1.1.39-8.el10_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-devel-0:1.1.39-8.el10_2.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 10)
  • libxslt-devel-0:1.1.39-8.el10_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 10)

✅ 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)