Linux · 
Red Hat · Security advisory · October 29, 2026
Red Hat · Security advisory · October 29, 2026RHSA-2026:88352: Security update for 23 packages
RHSA-2026:88352, released October 29, 2026, fixes 36 CVEs across 23 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
36
None rated Critical
Exploited
0
None reported
Highest CVSS
7.0
Base score, 0 to 10
Highest EPSS
0.0044
38th percentile
Priority of the 36 CVEs
Patch now 0
Urgent 0
High 1
Routine 35
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| java-17-openjdk | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-demo | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-demo-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-demo-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-devel | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-devel-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-devel-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-headless | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-headless-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-headless-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-javadoc | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-javadoc-zip | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-jmods | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-jmods-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-jmods-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-src | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-src-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-src-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-static-libs | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-static-libs-fastdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
| java-17-openjdk-static-libs-slowdebug | RHEL 8 | 1:17.0.21.0.9-2.1.el8 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-91415 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 7.0 | 0.0024 | None reported |
| Routine | CVE-2026-91373 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0044 | None reported |
| Routine | CVE-2026-91394 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0042 | None reported |
| Routine | CVE-2026-91418 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0040 | None reported |
| Routine | CVE-2026-83400 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0040 | None reported |
| Routine | CVE-2026-91382 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0038 | None reported |
| Routine | CVE-2026-83387 | Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JDBC). Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. 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 access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients runn | 6.8 | 0.0033 | None reported |
| Routine | CVE-2026-83395 | java-25-openjdk-crypto-adapter-slowdebug: The OpenJDK 25 packages provide the OpenJDK 25 Java Runtime Environment and the OpenJDK 25 Java Software Development Kit | 6.8 | 0.0033 | None reported |
| Routine | CVE-2026-87290 | Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JAXP). Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. 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 access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running s | 6.8 | 0.0033 | None reported |
| Routine | CVE-2026-83380 | Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JAAS). Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Easily exploitable 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 be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web St | 6.8 | 0.0033 | None reported |
| Routine | CVE-2026-91410 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0031 | None reported |
| Routine | CVE-2026-91332 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0029 | None reported |
| Routine | CVE-2026-91451 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0029 | None reported |
| Routine | CVE-2026-91452 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0029 | None reported |
| Routine | CVE-2026-91453 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0029 | None reported |
| Routine | CVE-2026-83374 | 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: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. 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 creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typic | 6.8 | 0.0029 | None reported |
| Routine | CVE-2026-91464 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0029 | None reported |
| Routine | CVE-2026-91462 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0027 | None reported |
| Routine | CVE-2026-101516 | openjdk-21: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java... | 6.8 | 0.0027 | None reported |
| Routine | CVE-2026-87294 | 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: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Easily exploitable 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 update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as unauthorized read access to a subset of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e. | 6.8 | 0.0026 | None reported |
| Routine | CVE-2026-91400 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0026 | None reported |
| Routine | CVE-2026-83376 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0025 | None reported |
| Routine | CVE-2026-87367 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0025 | None reported |
| Routine | CVE-2026-87292 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0024 | None reported |
| Routine | CVE-2026-91398 | java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop... | 6.8 | 0.0023 | None reported |
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