Security update for avahi

Announcement ID: SUSE-SU-2026:0422-1
Release Date: 2026-02-11T06:50:43Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2025-68276 ( SUSE ): 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2025-68276 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2025-68276 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2025-68468 ( SUSE ): 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2025-68468 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2025-68468 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2025-68471 ( SUSE ): 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2025-68471 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2025-68471 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves three vulnerabilities can now be installed.

Description:

This update for avahi fixes the following issues:

  • CVE-2025-68276: avahi: reachable assertion in avahi_wide_area_scan_cache can lead to crash of avahi-daemon (bsc#1256498).
  • CVE-2025-68468: avahi: reachable assertion in lookup_multicast_callback can lead to crash of avahi-daemon (bsc#1256499).
  • CVE-2025-68471: avahi: reachable assertion in lookup_start can lead to crash of avahi-daemon (bsc#1256500).

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 Enterprise Server 12 SP5 LTSS Extended Security
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-422=1

Package List:

  • SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    • avahi-compat-mDNSResponder-devel-0.6.32-32.36.1
    • libdns_sd-debuginfo-0.6.32-32.36.1
    • avahi-debuginfo-0.6.32-32.36.1
    • libavahi-common3-0.6.32-32.36.1
    • libdns_sd-32bit-0.6.32-32.36.1
    • libavahi-client3-32bit-0.6.32-32.36.1
    • libavahi-devel-0.6.32-32.36.1
    • libdns_sd-0.6.32-32.36.1
    • avahi-utils-0.6.32-32.36.1
    • libavahi-client3-debuginfo-0.6.32-32.36.1
    • libavahi-common3-debuginfo-0.6.32-32.36.1
    • libavahi-common3-debuginfo-32bit-0.6.32-32.36.1
    • avahi-debugsource-0.6.32-32.36.1
    • avahi-compat-howl-devel-0.6.32-32.36.1
    • avahi-0.6.32-32.36.1
    • libavahi-client3-debuginfo-32bit-0.6.32-32.36.1
    • avahi-utils-debuginfo-0.6.32-32.36.1
    • libavahi-core7-debuginfo-0.6.32-32.36.1
    • libavahi-client3-0.6.32-32.36.1
    • avahi-debuginfo-32bit-0.6.32-32.36.1
    • libavahi-core7-0.6.32-32.36.1
    • libavahi-common3-32bit-0.6.32-32.36.1
    • libdns_sd-debuginfo-32bit-0.6.32-32.36.1
  • SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    • avahi-lang-0.6.32-32.36.1

References: