Skip to content
OpenAdvisories
High RHSA-2026:35846 1 CVE

Red Hat Security Advisory: edk2 security update

Published Jul 6, 2026 · Updated Oct 17, 2026

Fixed packages 4

ReleasePackageFixed in
Red Hat · RHEL 8.8 E4S rhel_e4s:8.8::appstream edk2 0:20220126gitbb1bba3d77-4.el8_8.8
Red Hat · RHEL 8.8 E4S rhel_e4s:8.8::appstream edk2-ovmf 0:20220126gitbb1bba3d77-4.el8_8.8
Red Hat · RHEL 8.8 TUS rhel_tus:8.8::appstream edk2 0:20220126gitbb1bba3d77-4.el8_8.8
Red Hat · RHEL 8.8 TUS rhel_tus:8.8::appstream edk2-ovmf 0:20220126gitbb1bba3d77-4.el8_8.8

Vulnerabilities 1

  • Critical 9.8

    Out-of-bounds read & write in RFC 3211 KEK Unwrap

    Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an out-of-bounds read and write. Impact summary: This out-of-bounds read may trigger a crash which leads to Denial of Service for an application…

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2396054
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_35846.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-9230
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-9230
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-9230