# libcephfs-java 17.2.9-0ubuntu0.22.04.4: libcephfs-java 17.2.9-0ubuntu0.22.04.4 for Ubuntu 22.04.1 LTS (jammy)

libcephfs-java 17.2.9-0ubuntu0.22.04.4, released August 27, 2026, fixes 1 CVE in libcephfs-java. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-jammy-libcephfs-java-17.2.9-0ubuntu0.22.04.4
- Platform: Linux
- Released: Aug 27, 2026
- Priority: High (Closes CVE-2026-54330, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libcephfs-java](https://patchblox.com/security/data/product/linux/libcephfs-java.md) | Ubuntu 22.04.1 LTS (jammy) | 17.2.9-0ubuntu0.22.04.4 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-54330](https://patchblox.com/security/data/cve/CVE-2026-54330.md) | High | Ceph RGW SigV4 handler accepts unsigned x-amz-* headers on presigned requests, allowing privilege escalation | 8.1 | 0.0037 |  |

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Data as of 2026-11-11T13:47:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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