RHSA-2026:77396HighCVSS 7.4

Red Hat Security Advisory: openssl security update

Published
October 8, 2026
Last Modified
October 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-84782 →

📋 Description

CVE-2026-84782 — openssl: compat-openssl: openssl: Information disclosure via DTLS handshake retransmission

🎯 Affected products51

  • Red Hat Enterprise Linux AppStream (v. 9)
  • Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-1:3.5.8-2.el9_8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-1:3.5.8-2.el9_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-1:3.5.8-2.el9_8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-1:3.5.8-2.el9_8.src as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-1:3.5.8-2.el9_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debuginfo-1:3.5.8-2.el9_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-debugsource-1:3.5.8-2.el9_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)
  • openssl-devel-1:3.5.8-2.el9_8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-devel-1:3.5.8-2.el9_8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • openssl-devel-1:3.5.8-2.el9_8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • +21 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)