Linux · 
Red Hat · Security advisory · August 20, 2026
Red Hat · Security advisory · August 20, 2026RHSA-2026:55787: Security update for 23 packages
RHSA-2026:55787, released August 20, 2026, fixes 3 CVEs across 23 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0031
23rd percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| java-21-openjdk | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-demo | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-demo | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-demo-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-demo-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-demo-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-demo-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-devel | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-devel | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-devel-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-devel-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-devel-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-devel-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-headless | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-headless | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-headless-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-headless-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-headless-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-headless-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-javadoc | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-javadoc | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-javadoc-zip | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-javadoc-zip | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-jmods | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-jmods | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-jmods-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-jmods-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-jmods-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-jmods-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-src | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-src | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-src-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-src-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-src-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-src-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-static-libs | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-static-libs | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-static-libs-fastdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-static-libs-fastdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
| java-21-openjdk-static-libs-slowdebug | RHEL 8 | 1:21.0.12.1.1-1.1.el8 |
| java-21-openjdk-static-libs-slowdebug | RHEL 9 | 1:21.0.12.1.1-1.2.el9 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-61308 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 7.5 | 0.0031 | None reported |
| High | CVE-2026-70907 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 7.5 | 0.0028 | None reported |
| High | CVE-2026-60589 | Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u501, 11.0.32, 17.0.20, 21.0.12, 25.0.4, 26.0.2; Oracle GraalVM for JDK: 17.0.20 and 21.0.12; Oracle GraalVM Enterprise Edition: 21.3.19. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 3.7 (Confidentiality impacts). CVSS Vect | 7.5 | 0.0027 | None reported |
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