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OpenAdvisories
High RHSA-2025:21248 1 CVE

Red Hat Security Advisory: openssl security update

Published Nov 14, 2025 · Updated Oct 17, 2026

Fixed packages 7

ReleasePackageFixed in
Red Hat · RHEL 10 enterprise_linux:10.1 openssl 1:3.5.1-4.el10_1
Red Hat · RHEL 10 enterprise_linux:10.1 openssl-debuginfo 1:3.5.1-4.el10_1
Red Hat · RHEL 10 enterprise_linux:10.1 openssl-debugsource 1:3.5.1-4.el10_1
Red Hat · RHEL 10 enterprise_linux:10.1 openssl-devel 1:3.5.1-4.el10_1
Red Hat · RHEL 10 enterprise_linux:10.1 openssl-libs 1:3.5.1-4.el10_1
Red Hat · RHEL 10 enterprise_linux:10.1 openssl-libs-debuginfo 1:3.5.1-4.el10_1
Red Hat · RHEL 10 enterprise_linux:10.1 openssl-perl 1:3.5.1-4.el10_1

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/2025/rhsa-2025_21248.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