Red Hat Security Advisory

RHSA-2026:55787

java-21-openjdk security update

Released 2026-08-19 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Red Hat CodeReady Linux Builder EUS (v.9.6) java-21-openjdk-demo-fastdebug-1:21.0.12.1.1-1.1.el9, java-21-openjdk-demo-slowdebug-1:21.0.12.1.1-1.1.el9, java-21-openjdk-devel-fastdebug-1:21.0.12.1.1-1.1.el9 +11
Red Hat Enterprise Linux AppStream (v. 10) java-21-openjdk-1:21.0.12.1.1-1.2.el10, java-21-openjdk-demo-1:21.0.12.1.1-1.2.el10, java-21-openjdk-devel-1:21.0.12.1.1-1.2.el10 +6
Red Hat Enterprise Linux AppStream (v. 8) java-21-openjdk-1:21.0.12.1.1-1.1.el8, java-21-openjdk-demo-1:21.0.12.1.1-1.1.el8, java-21-openjdk-devel-1:21.0.12.1.1-1.1.el8 +6
Red Hat Enterprise Linux AppStream (v. 9) java-21-openjdk-1:21.0.12.1.1-1.2.el9, java-21-openjdk-demo-1:21.0.12.1.1-1.2.el9, java-21-openjdk-devel-1:21.0.12.1.1-1.2.el9 +6
Red Hat Enterprise Linux AppStream E4S (v.9.4) java-21-openjdk-1:21.0.12.1.1-1.1.el9, java-21-openjdk-demo-1:21.0.12.1.1-1.1.el9, java-21-openjdk-devel-1:21.0.12.1.1-1.1.el9 +6
Red Hat Enterprise Linux AppStream EUS (v. 10.0) java-21-openjdk-1:21.0.12.1.1-1.1.el10, java-21-openjdk-demo-1:21.0.12.1.1-1.1.el10, java-21-openjdk-devel-1:21.0.12.1.1-1.1.el10 +6
Red Hat Enterprise Linux AppStream EUS (v.9.6) java-21-openjdk-1:21.0.12.1.1-1.1.el9, java-21-openjdk-demo-1:21.0.12.1.1-1.1.el9, java-21-openjdk-devel-1:21.0.12.1.1-1.1.el9 +6
Red Hat Enterprise Linux CRB (v. 8) java-21-openjdk-demo-fastdebug-1:21.0.12.1.1-1.1.el8, java-21-openjdk-demo-slowdebug-1:21.0.12.1.1-1.1.el8, java-21-openjdk-devel-fastdebug-1:21.0.12.1.1-1.1.el8 +11
Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) java-21-openjdk-demo-fastdebug-1:21.0.12.1.1-1.2.el10, java-21-openjdk-demo-slowdebug-1:21.0.12.1.1-1.2.el10, java-21-openjdk-devel-fastdebug-1:21.0.12.1.1-1.2.el10 +11
Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) java-21-openjdk-demo-fastdebug-1:21.0.12.1.1-1.2.el9, java-21-openjdk-demo-slowdebug-1:21.0.12.1.1-1.2.el9, java-21-openjdk-devel-fastdebug-1:21.0.12.1.1-1.2.el9 +11
Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) java-21-openjdk-demo-fastdebug-1:21.0.12.1.1-1.1.el10, java-21-openjdk-demo-slowdebug-1:21.0.12.1.1-1.1.el10, java-21-openjdk-devel-fastdebug-1:21.0.12.1.1-1.1.el10 +11

Fixes 3 records

TI-2026-49600 CVE-2026-70907 · GHSA-x2cm-pmmm-v6xc

Improper access control in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM…

LOW 30

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE).

CVSS 3.1MEDIUM 5.3 Network No auth No interaction EPSS 0.00278 Published 2026-08-18 Partial fix CWE-284

TI-2026-43952 CVE-2026-61308 · GHSA-wvj6-93q8-xhcm

Improper access control in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM…

LOW 30

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking).

CVSS 3.1MEDIUM 6.8 Network No auth No interaction EPSS 0.0031 Published 2026-08-18 Partial fix CWE-284

TI-2026-43254 CVE-2026-60589 · GHSA-47g6-3p6h-6cpc

Information disclosure in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM…

LOW 17

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security).

CVSS 3.1LOW 3.7 Network No auth No interaction EPSS 0.00265 Published 2026-08-18 Partial fix CWE-200