SUSE SLED15 / SLES15 / openSUSE 15 Security Update : avahi (SUSE-SU-2026:0259-1)

medium Nessus Plugin ID 296424

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0259-1 advisory.

- 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)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://bugzilla.suse.com/1256498

https://bugzilla.suse.com/1256499

https://bugzilla.suse.com/1256500

http://www.nessus.org/u?a299016c

https://www.suse.com/security/cve/CVE-2025-68276

https://www.suse.com/security/cve/CVE-2025-68468

https://www.suse.com/security/cve/CVE-2025-68471

Plugin Details

Severity: Medium

ID: 296424

File Name: suse_SU-2026-0259-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 1/24/2026

Updated: 1/24/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2025-68471

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libavahi-core7, p-cpe:/a:novell:suse_linux:libavahi-common3-32bit, p-cpe:/a:novell:suse_linux:libdns_sd, p-cpe:/a:novell:suse_linux:libavahi-gobject0, p-cpe:/a:novell:suse_linux:libavahi-gobject-devel, p-cpe:/a:novell:suse_linux:python3-avahi, p-cpe:/a:novell:suse_linux:libavahi-glib-devel, p-cpe:/a:novell:suse_linux:avahi-utils-gtk, p-cpe:/a:novell:suse_linux:avahi-autoipd, p-cpe:/a:novell:suse_linux:avahi-compat-howl-devel, p-cpe:/a:novell:suse_linux:avahi-lang, p-cpe:/a:novell:suse_linux:typelib-1_0-avahi-0_6, p-cpe:/a:novell:suse_linux:libavahi-glib1, p-cpe:/a:novell:suse_linux:avahi, p-cpe:/a:novell:suse_linux:libhowl0, p-cpe:/a:novell:suse_linux:libavahi-libevent1, p-cpe:/a:novell:suse_linux:avahi-compat-mdnsresponder-devel, p-cpe:/a:novell:suse_linux:libavahi-ui-gtk3-0, p-cpe:/a:novell:suse_linux:libavahi-common3, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:libavahi-client3-32bit, p-cpe:/a:novell:suse_linux:libavahi-client3, p-cpe:/a:novell:suse_linux:libavahi-devel, p-cpe:/a:novell:suse_linux:avahi-utils

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/22/2026

Vulnerability Publication Date: 1/12/2026

Reference Information

CVE: CVE-2025-68276, CVE-2025-68468, CVE-2025-68471

SuSE: SUSE-SU-2026:0259-1