Security update for avahi

Announcement ID: SUSE-SU-2026:20145-1
Release Date: 2026-01-26T10:20:39Z
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 16.0
  • SUSE Linux Enterprise Server for SAP Applications 16.0

An update that solves three vulnerabilities can now be installed.

Description:

This update for avahi fixes the following issues:

  • CVE-2025-68276: Fixed refuse to create wide-area record browsers when wide-area is off (bsc#1256498)
  • CVE-2025-68471: Fixed DoS bug by changing assert to return (bsc#1256500)
  • CVE-2025-68468: Fixed DoS bug by removing incorrect assertion (bsc#1256499)

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 16.0
    zypper in -t patch SUSE-SLES-16.0-193=1
  • SUSE Linux Enterprise Server for SAP Applications 16.0
    zypper in -t patch SUSE-SLES-16.0-193=1

Package List:

  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • libavahi-common3-debuginfo-0.8-160000.4.1
    • avahi-utils-0.8-160000.4.1
    • libavahi-ui-gtk3-0-0.8-160000.4.1
    • avahi-0.8-160000.4.1
    • avahi-debugsource-0.8-160000.4.1
    • libavahi-devel-0.8-160000.4.1
    • libavahi-libevent1-0.8-160000.4.1
    • libavahi-glib-devel-0.8-160000.4.1
    • libhowl0-0.8-160000.4.1
    • libavahi-gobject0-debuginfo-0.8-160000.4.1
    • libdns_sd-debuginfo-0.8-160000.4.1
    • avahi-debuginfo-0.8-160000.4.1
    • libavahi-ui-gtk3-0-debuginfo-0.8-160000.4.1
    • typelib-1_0-Avahi-0_6-0.8-160000.4.1
    • python3-avahi-gtk-0.8-160000.4.1
    • libavahi-gobject0-0.8-160000.4.1
    • libhowl0-debuginfo-0.8-160000.4.1
    • libavahi-libevent1-debuginfo-0.8-160000.4.1
    • libavahi-core7-debuginfo-0.8-160000.4.1
    • avahi-utils-debuginfo-0.8-160000.4.1
    • avahi-utils-gtk-0.8-160000.4.1
    • avahi-compat-mDNSResponder-devel-0.8-160000.4.1
    • libavahi-core7-0.8-160000.4.1
    • libdns_sd-0.8-160000.4.1
    • python313-avahi-0.8-160000.4.1
    • libavahi-client3-0.8-160000.4.1
    • avahi-autoipd-debuginfo-0.8-160000.4.1
    • libavahi-client3-debuginfo-0.8-160000.4.1
    • libavahi-glib1-debuginfo-0.8-160000.4.1
    • libavahi-gobject-devel-0.8-160000.4.1
    • libavahi-common3-0.8-160000.4.1
    • avahi-utils-gtk-debuginfo-0.8-160000.4.1
    • avahi-autoipd-0.8-160000.4.1
    • avahi-glib2-debugsource-0.8-160000.4.1
    • libavahi-glib1-0.8-160000.4.1
  • SUSE Linux Enterprise Server 16.0 (noarch)
    • avahi-lang-0.8-160000.4.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (ppc64le x86_64)
    • libavahi-common3-debuginfo-0.8-160000.4.1
    • avahi-utils-0.8-160000.4.1
    • libavahi-ui-gtk3-0-0.8-160000.4.1
    • avahi-0.8-160000.4.1
    • avahi-debugsource-0.8-160000.4.1
    • libavahi-devel-0.8-160000.4.1
    • libavahi-libevent1-0.8-160000.4.1
    • libavahi-glib-devel-0.8-160000.4.1
    • libhowl0-0.8-160000.4.1
    • libavahi-gobject0-debuginfo-0.8-160000.4.1
    • libdns_sd-debuginfo-0.8-160000.4.1
    • avahi-debuginfo-0.8-160000.4.1
    • libavahi-ui-gtk3-0-debuginfo-0.8-160000.4.1
    • typelib-1_0-Avahi-0_6-0.8-160000.4.1
    • python3-avahi-gtk-0.8-160000.4.1
    • libavahi-gobject0-0.8-160000.4.1
    • libhowl0-debuginfo-0.8-160000.4.1
    • libavahi-libevent1-debuginfo-0.8-160000.4.1
    • libavahi-core7-debuginfo-0.8-160000.4.1
    • avahi-utils-debuginfo-0.8-160000.4.1
    • avahi-utils-gtk-0.8-160000.4.1
    • avahi-compat-mDNSResponder-devel-0.8-160000.4.1
    • libavahi-core7-0.8-160000.4.1
    • libdns_sd-0.8-160000.4.1
    • python313-avahi-0.8-160000.4.1
    • libavahi-client3-0.8-160000.4.1
    • avahi-autoipd-debuginfo-0.8-160000.4.1
    • libavahi-client3-debuginfo-0.8-160000.4.1
    • libavahi-glib1-debuginfo-0.8-160000.4.1
    • libavahi-gobject-devel-0.8-160000.4.1
    • libavahi-common3-0.8-160000.4.1
    • avahi-utils-gtk-debuginfo-0.8-160000.4.1
    • avahi-autoipd-0.8-160000.4.1
    • avahi-glib2-debugsource-0.8-160000.4.1
    • libavahi-glib1-0.8-160000.4.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (noarch)
    • avahi-lang-0.8-160000.4.1

References: