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OpenAdvisories
High RHSA-2026:36721 1 CVE

Red Hat Security Advisory: edk2 security, bug fix, and enhancement update

Published Jul 9, 2026 · Updated Oct 17, 2026

Fixed packages 3

ReleasePackageFixed in
Red Hat · RHEL 8 enterprise_linux:8::appstream edk2 0:20220126gitbb1bba3d77-13.el8_10.10
Red Hat · RHEL 8 enterprise_linux:8::appstream edk2-aarch64 0:20220126gitbb1bba3d77-13.el8_10.10
Red Hat · RHEL 8 enterprise_linux:8::appstream edk2-ovmf 0:20220126gitbb1bba3d77-13.el8_10.10

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_36721.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