SUSE-SU-2026:21418-1: moderate: Security update for firewalld

Thu Apr 30 20:30:15 UTC 2026

# Security update for firewalld

Announcement ID: SUSE-SU-2026:21418-1  
Release Date: 2026-04-29T11:32:57Z  
Rating: moderate  
References:

  * bsc#1260903

Cross-References:

  * CVE-2026-4948

CVSS scores:

  * CVE-2026-4948 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-4948 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-4948 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected Products:

  * SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

## Description:

This update for firewalld fixes the following issues:

  * CVE-2026-4948: local unprivileged users can modify the runtime firewall
    state without proper authentication due to D-Bus setter mis-authorizations
    (bsc#1260903).

## 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 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-694=1

## Package List:

  * SUSE Linux Micro 6.0 (noarch)
    * python3-firewall-2.0.0-2.1
    * firewalld-2.0.0-2.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-4948.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1260903

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