RHSA-2026:6738MediumCVSS 5.3

Red Hat Security Advisory: gnutls security update

Published
April 7, 2026
Last Modified
September 1, 2026

🔗 CVE IDs covered (1)

CVE-2025-14831 →

📋 Description

CVE-2025-14831 — gnutls: GnuTLS: Denial of Service via excessive resource consumption during certificate verification

🎯 Affected products77

  • Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-0:3.8.3-4.el9_4.5.i686 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-0:3.8.3-4.el9_4.5.ppc64le as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-0:3.8.3-4.el9_4.5.s390x as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-0:3.8.3-4.el9_4.5.src as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-0:3.8.3-4.el9_4.5.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-c++-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-0:3.8.3-4.el9_4.5.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-0:3.8.3-4.el9_4.5.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-0:3.8.3-4.el9_4.5.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-0:3.8.3-4.el9_4.5.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.i686 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.ppc64le as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.s390x as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-c++-debuginfo-0:3.8.3-4.el9_4.5.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • gnutls-dane-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-dane-0:3.8.3-4.el9_4.5.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-dane-0:3.8.3-4.el9_4.5.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-dane-0:3.8.3-4.el9_4.5.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-dane-0:3.8.3-4.el9_4.5.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-dane-debuginfo-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.4)
  • gnutls-dane-debuginfo-0:3.8.3-4.el9_4.5.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.4)
  • +47 more not shown

✅ 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)