# SUSE-SU-2026:23620-1: systemd security update

SUSE-SU-2026:23620-1, released September 3, 2026, fixes 4 CVEs in systemd (version 257.13-160000.4.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/suse-su-2026-23620-1
- Platform: Linux
- Released: Sep 3, 2026
- Priority: High (Closes CVE-2026-29111, high severity)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/SUSE-SU-2026:23620-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [systemd](https://patchblox.com/security/data/product/linux/systemd.md) | sles 16.0 | 257.13-160000.4.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-29111](https://patchblox.com/security/data/cve/CVE-2026-29111.md) | High | systemd: Local unprivileged user can trigger an assert | 7.8 | 0.0013 |  |
| [CVE-2026-4105](https://patchblox.com/security/data/cve/CVE-2026-4105.md) | Routine | Systemd: systemd: privilege escalation via improper access control in registermachine d-bus method | 6.7 | 0.0017 |  |
| [CVE-2026-40226](https://patchblox.com/security/data/cve/CVE-2026-40226.md) | Routine | systemd: nspawn: escape-to-host via malformed optional config file (bsc#1261400). | 6.4 | 0.0008 |  |
| [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 2026-11-11T01:43:54Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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