Skip to content
OpenAdvisories
High RHSA-2026:70734 1 CVE

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Published Sep 30, 2026 · Updated Nov 13, 2026

Ecosystem: Red Hat

Fixed packages 4

ReleasePackageFixed in
Red Hat · Hardened Images 1 hummingbird:1 openssl3 1:3.5.8-1.hum1
Red Hat · Hardened Images 1 hummingbird:1 openssl3-devel 1:3.5.8-1.hum1
Red Hat · Hardened Images 1 hummingbird:1 openssl3-devel-engine 1:3.5.8-1.hum1
Red Hat · Hardened Images 1 hummingbird:1 openssl3-libs 1:3.5.8-1.hum1

Vulnerabilities 1

  • High 7.5
    CVE-2026-84783

    Use-After-Free in X.509 Extension Cache Under Concurrent Use

    Issue summary: The first concurrent use of the same X.509 certificate by several threads may cause its cached extension data to be freed while another thread is still using it. Impact summary: A remote, unauthenticated peer could crash a multi-threaded TLS cl…

    OpenSSL OpenSSL nodejs openssl-4.0 Ubuntu Wolfi

References

  • article
    https://images.redhat.com/
  • report
    https://access.redhat.com/security/cve/CVE-2026-84783
  • article
    https://access.redhat.com/security/updates/classification/
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_70734.json
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2543243
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-84783
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-84783
  • article
    https://github.com/openssl/openssl/commit/de97a1a54f43edefd43b5084ecac54ecadb33081
  • article
    https://openssl-library.org/news/secadv/20260929.txt