SUSE alert SUSE-SU-2026:2296-1 (avahi)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:2296-1: moderate: Security update for avahi
Date:
             
 
Mon, 08 Jun 2026 16:30:33 -0000
Message-ID:
             
 
<178093623312.1066.7567793784631760574@54e978799e75>
# Security update for avahi

Announcement ID: SUSE-SU-2026:2296-1  
Release Date: 2026-06-08T10:16:33Z  
Rating: moderate  
References:

  * bsc#1261546

  
Cross-References:

  * CVE-2026-34933

  
CVSS scores:

  * CVE-2026-34933 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-34933 ( 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.

## Description:

This update for avahi fixes the following issue:

  * CVE-2026-34933: reachable assertion in `transport_flags_from_domain` can
    crash the `avahi-daemon` (bsc#1261546).

## 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-2026-2296=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * avahi-debugsource-0.6.32-32.42.1
    * avahi-utils-debuginfo-0.6.32-32.42.1
    * libavahi-common3-debuginfo-0.6.32-32.42.1
    * avahi-debuginfo-32bit-0.6.32-32.42.1
    * avahi-debuginfo-0.6.32-32.42.1
    * libdns_sd-debuginfo-32bit-0.6.32-32.42.1
    * avahi-utils-0.6.32-32.42.1
    * libavahi-core7-debuginfo-0.6.32-32.42.1
    * avahi-compat-mDNSResponder-devel-0.6.32-32.42.1
    * libdns_sd-32bit-0.6.32-32.42.1
    * libavahi-core7-0.6.32-32.42.1
    * libdns_sd-debuginfo-0.6.32-32.42.1
    * libavahi-devel-0.6.32-32.42.1
    * libavahi-client3-32bit-0.6.32-32.42.1
    * libavahi-client3-0.6.32-32.42.1
    * avahi-compat-howl-devel-0.6.32-32.42.1
    * libavahi-common3-32bit-0.6.32-32.42.1
    * libavahi-client3-debuginfo-32bit-0.6.32-32.42.1
    * libavahi-client3-debuginfo-0.6.32-32.42.1
    * libavahi-common3-debuginfo-32bit-0.6.32-32.42.1
    * libdns_sd-0.6.32-32.42.1
    * libavahi-common3-0.6.32-32.42.1
    * avahi-0.6.32-32.42.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * avahi-lang-0.6.32-32.42.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-34933.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1261546



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