# systemd-userdbd 255.4-1ubuntu8.17: systemd-userdbd 255.4-1ubuntu8.17 for Ubuntu 24.04.5 LTS (noble)

systemd-userdbd 255.4-1ubuntu8.17, released August 11, 2026, fixes 2 CVEs in systemd-userdbd. None of them is reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-noble-systemd-userdbd-255.4-1ubuntu8.17
- Platform: Linux
- Released: Aug 11, 2026
- Priority: Routine (Closes 2 CVEs, none high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [systemd-userdbd](https://patchblox.com/security/data/product/linux/systemd-userdbd.md) | Ubuntu 24.04.5 LTS (noble) | 255.4-1ubuntu8.17 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-15059](https://patchblox.com/security/data/cve/CVE-2026-15059.md) | Routine | systemd-oomd: unprivileged users can terminate arbitrary processes | 5.5 | 0.0016 |  |
| [CVE-2026-16742](https://patchblox.com/security/data/cve/CVE-2026-16742.md) | Routine | systemd-resolved: systemd-homed contains a local privilege escalation bug via arbitrary system group addition to a local, logged in, ho... | 6.7 | 0.0006 |  |

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Data as of 2026-11-12T07:53:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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