Security update for avahi

Announcement ID: SUSE-SU-2026:20525-1
Release Date: 2026-02-26T10:54:05Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2024-52615 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  • CVE-2024-52615 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  • CVE-2024-52615 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  • 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 Micro 6.0

An update that solves four vulnerabilities can now be installed.

Description:

This update for avahi fixes the following issues:

  • CVE-2024-52615: Resolve fixed source ports for wide-area DNS queries cause DNS responses be injected. (bsc#1233421)
  • CVE-2025-68468: Fixed DoS bug by removing incorrect assertion. (bsc#1256499)
  • CVE-2025-68471: Fixed DoS bug by changing assert to return. (bsc#1256500)
  • CVE-2025-68276: Refuse to create wide-area record browsers when wide-area is off. (bsc#1256498)

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-6.0-595=1

Package List:

  • SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    • libavahi-common3-debuginfo-0.8-7.1
    • libavahi-client3-debuginfo-0.8-7.1
    • avahi-0.8-7.1
    • avahi-debuginfo-0.8-7.1
    • avahi-debugsource-0.8-7.1
    • libavahi-core7-0.8-7.1
    • libavahi-common3-0.8-7.1
    • libavahi-core7-debuginfo-0.8-7.1
    • libavahi-client3-0.8-7.1

References: