# RHSA-2025:13656: java security update

RHSA-2025:13656, released July 15, 2025, fixes 4 CVEs in java (version 21-ibm-semeru-certified-jdk-1:21.0.8.0.9-1.el10). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2025-13656
- Platform: Linux
- Released: Jul 15, 2025
- Priority: High (Closes CVE-2025-30749, high severity)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2025:13656

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [java](https://patchblox.com/security/data/product/linux/java.md) | RHEL 10 | 21-ibm-semeru-certified-jdk-1:21.0.8.0.9-1.el10 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-30749](https://patchblox.com/security/data/cve/CVE-2025-30749.md) | High | Java(TM) SE Development Kit 21 and 1 other: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product… | 8.6 | 0.0127 |  |
| [CVE-2025-50106](https://patchblox.com/security/data/cve/CVE-2025-50106.md) | High | Java(TM) SE Development Kit 21 and 1 other: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product… | 8.6 | 0.0075 |  |
| [CVE-2025-50059](https://patchblox.com/security/data/cve/CVE-2025-50059.md) | High | Java(TM) SE Development Kit 21 and 1 other: Improper Access Control | 8.6 | 0.0062 |  |
| [CVE-2025-30754](https://patchblox.com/security/data/cve/CVE-2025-30754.md) | High | Java(TM) SE Development Kit 21 and 1 other: Improper Access Control | 8.6 | 0.0048 |  |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo