SUSE Linux Micro 5.3 avahi Important DoS Update SUSE-SU-2026-1192-1
suse
April 6, 2026
An update that solves one vulnerability can now be installed.
Summary
## This update for avahi fixes the following issue: * CVE-2026-24401: avahi-daemon can be crashed via a segmentation fault by sending an unsolicited mDNS response containing a recursive CNAME record (bsc#1257235). ## 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 Micro 5.2 zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1191=1 * SUSE Linux Enterprise Micro for Rancher 5.2 zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1191=1 ## Package List: * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64) * libavahi-client3-debuginfo-0.7-150100.3.49.1 * libavahi-common3-debuginfo-0.7-150100.3.49.1
Topics Covered
References
* bsc#1257235
Cross-
* CVE-2026-24401
CVSS scores:
* CVE-2026-24401 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
* CVE-2026-24401 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
* CVE-2026-24401 ( 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 Micro 5.2
* SUSE Linux Enterprise Micro for Rancher 5.2
An update that solves one vulnerability can now be installed.
##
* https://www.suse.com/security/cve/CVE-2026-24401.html
* https://bugzilla.suse.com/show_bug.cgi?id=1257235
PREVIOUS 
NEXT Announcement ID: SUSE-SU-2026:1191-1
Release Date: 2026-04-06T10:54:02Z
Rating: moderate
Topics Covered
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