RHSA-2026:72888MediumCVSS 6.8

Red Hat Security Advisory: java-21-ibm-semeru-certified-jdk security update

Published
September 28, 2026
Last Modified
November 2, 2026

🔗 CVE IDs covered (4)

CVE-2026-16440 →CVE-2026-60589 →CVE-2026-61308 →CVE-2026-70907 →

📋 Description

CVE-2026-16440 — openj9: Eclipse OpenJ9: Denial of Service via crafted .class file CVE-2026-60589 — OpenJDK: Improve Resource Resolving (2026-08 Security Update) CVE-2026-61308 — OpenJDK: Enhance HTTP Connections (2026-08 Security Update) CVE-2026-70907 — OpenJDK: Enhance TLS server (2026-08 Security Update)

🎯 Affected products32

  • Red Hat Enterprise Linux Supplementary (v. 10)
  • Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-1.el10_0.aarch64 as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-1.el10_0.ppc64le as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-1.el10_0.s390x as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-1.el10_0.src as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-1.el10_0.x86_64 as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-2.el10_2.aarch64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-2.el10_2.ppc64le as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-2.el10_2.s390x as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-2.el10_2.src as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-1:21.0.12.1.1-2.el10_2.x86_64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-devel-1:21.0.12.1.1-2.el10_2.aarch64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-devel-1:21.0.12.1.1-2.el10_2.ppc64le as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-devel-1:21.0.12.1.1-2.el10_2.s390x as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-devel-1:21.0.12.1.1-2.el10_2.x86_64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-1.el10_0.aarch64 as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-1.el10_0.ppc64le as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-1.el10_0.s390x as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-1.el10_0.x86_64 as a component of Red Hat Enterprise Linux Supplementary EUS (v. 10.0)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-2.el10_2.aarch64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-2.el10_2.ppc64le as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-2.el10_2.s390x as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.1.1-2.el10_2.x86_64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-jmods-1:21.0.12.1.1-2.el10_2.aarch64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-jmods-1:21.0.12.1.1-2.el10_2.ppc64le as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-jmods-1:21.0.12.1.1-2.el10_2.s390x as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-jmods-1:21.0.12.1.1-2.el10_2.x86_64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-src-1:21.0.12.1.1-2.el10_2.aarch64 as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • java-21-ibm-semeru-certified-jdk-src-1:21.0.12.1.1-2.el10_2.ppc64le as a component of Red Hat Enterprise Linux Supplementary (v. 10)
  • +2 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 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

🔗 References (7)