CVE-2026-34933

5.5 MEDIUM
Published: April 03, 2026 Modified: April 13, 2026
View on NVD

Description

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version 0.9-rc4.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/avahi/avahi/pull/891
Source: security-advisories@github.com
Issue Tracking Patch
https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
Source: security-advisories@github.com
Exploit Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/04/11/9
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Mailing List Third Party Advisory
https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit Patch Vendor Advisory

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.5 / 10.0
EPSS (Exploit Probability)
0.0%
5th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

avahi