RHSA-2026:91719HighCVSS 6.8

Red Hat Security Advisory: ignition security update

Published
October 29, 2026
Last Modified
October 29, 2026

🔗 CVE IDs covered (1)

CVE-2026-111943 →

📋 Description

CVE-2026-111943 — crypto/x509: golang: crypto/x509: Man-in-the-middle attacks via untrusted intermediate certificates

🎯 Affected products30

  • Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-0:2.26.0-1.el9_8.2.src as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debuginfo-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debuginfo-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debuginfo-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debuginfo-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debugsource-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debugsource-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debugsource-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-debugsource-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-edge-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-edge-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-edge-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-edge-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-grub-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-grub-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-grub-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-grub-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-debuginfo-0:2.26.0-1.el9_8.2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-debuginfo-0:2.26.0-1.el9_8.2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-debuginfo-0:2.26.0-1.el9_8.2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • ignition-validate-debuginfo-0:2.26.0-1.el9_8.2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)

✅ 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 Workaround: See the security bulletin for a detailed mitigation procedure.

🔗 References (4)