RHSA-2025:1352MediumCVSS 6.5

Red Hat Security Advisory: krb5 security update

Published
February 12, 2025
Last Modified
August 6, 2026

🔗 CVE IDs covered (1)

CVE-2025-24528 →

📋 Description

CVE-2025-24528 — krb5: overflow when calculating ulog block size

🎯 Affected products46

  • Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-0:1.15.1-55.el7_9.4.src as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.i686 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.ppc as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.s390 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.s390x as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-debuginfo-0:1.15.1-55.el7_9.4.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.i686 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.ppc as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.s390 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.s390x as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-devel-0:1.15.1-55.el7_9.4.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.i686 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.ppc as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.s390 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.s390x as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-libs-0:1.15.1-55.el7_9.4.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-pkinit-0:1.15.1-55.el7_9.4.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-pkinit-0:1.15.1-55.el7_9.4.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-pkinit-0:1.15.1-55.el7_9.4.s390x as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-pkinit-0:1.15.1-55.el7_9.4.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-server-0:1.15.1-55.el7_9.4.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-server-0:1.15.1-55.el7_9.4.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • krb5-server-0:1.15.1-55.el7_9.4.s390x as a component of Red Hat Enterprise Linux Server (v. 7 ELS)
  • +16 more not shown

✅ 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

🔗 References (4)