SUSE-SU-2026:22701-1: important: Security update for systemd

[SLE-SECURITY-UPDATES]

# Security update for systemd

Announcement ID: SUSE-SU-2026:22701-1  
Release Date: 2026-07-16T12:29:13Z  
Rating: important  
References:

  * bsc#1261400
  * bsc#1261982
  * bsc#1261983
  * bsc#1262305
  * bsc#1267644
  * bsc#1267647

  
Cross-References:

  * CVE-2026-40226

  
CVSS scores:

  * CVE-2026-40226 ( SUSE ):  7.1
    CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-40226 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-40226 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Micro 6.0
  * SUSE Linux Micro Extras 6.0

  
  
An update that solves one vulnerability and has five fixes can now be installed.

## Description:

This update for systemd fixes the following issues:

Security issues fixed:

  * CVE-2026-40226: nspawn: escape-to-host via malformed optional config file
    (bsc#1261400).

Other updates and bugfixes:

  * Import commit 260e668bfa (bsc#1267647 bsc#1262305 bsc#1267644).
  * Import commit 58e5d2e21e (bsc#1261982).
  * Import commit 4bd91117cc (bsc#1261983).

## Special Instructions and Notes:

  * Please reboot the system after installing this update.

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Micro Extras 6.0  
    zypper in -t patch SUSE-SLE-Micro-Extras-6.0-794=1

## Package List:

  * SUSE Linux Micro Extras 6.0 (aarch64 s390x x86_64)
    * systemd-devel-254.27-4.1
    * systemd-debugsource-254.27-4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-40226.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1261400
  * https://bugzilla.suse.com/show_bug.cgi?id=1261982
  * https://bugzilla.suse.com/show_bug.cgi?id=1261983
  * https://bugzilla.suse.com/show_bug.cgi?id=1262305
  * https://bugzilla.suse.com/show_bug.cgi?id=1267644
  * https://bugzilla.suse.com/show_bug.cgi?id=1267647

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