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SUSE 2026-3216-1 avahi Moderate DoS Threat Security Update

suse
Calendar Grey July 24, 2026
Scroller Suse
Update for SUSE resolves a local DoS issue in avahi, enhancing system security and performance.
SUSE has released a security update addressing a local DoS vulnerability in avahi for multiple versions of SUSE Linux Enterprise Server, recommending installation via YaST or zyppe...

Summary

## This update for avahi fixes the following issue: * CVE-2025-59529: local DoS due to simple protocol server ignoring client limit CLIENTS_MAX (bsc#1255451). ## 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-2026-3216=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * libdns_sd-0.6.32-32.45.1 * libdns_sd-debuginfo-0.6.32-32.45.1 * libavahi-client3-debuginfo-32bit-0.6.32-32.45.1 * libavahi-common3-debuginfo-32bit-0.6.32-32.45.1 * avahi-debuginfo-32bit-0.6.32-32.45.1

Topics%20covered

Topics Covered

security advisory moderate SuSE local DoS avahi CVE-2025-59529

References

* bsc#1255451

Cross-

* CVE-2025-59529

CVSS scores:

* CVE-2025-59529 ( 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-2025-59529 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-59529 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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 one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-59529.html

* https://bugzilla.suse.com/show_bug.cgi?id=1255451

Severity
moderate
Lowest
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Critical

Announcement ID: SUSE-SU-2026:3216-1
Release Date: 2026-07-23T17:33:11Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SuSE local DoS avahi CVE-2025-59529

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