CVE-2021-3468

Updated: 2026-02-27 01:36:54.204511

Description:

A flaw was found in avahi in versions 0.6 up to 0.8. The event used to signal the termination of the client connection on the avahi Unix socket is not correctly handled in the client_work function, allowing a local attacker to trigger an infinite loop. The highest threat from this vulnerability is to the availability of the avahi service, which becomes unresponsive after this flaw is triggered.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x LOW 2.1
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU avahi 0.8 5.5 MEDIUM Released CLSA-2025:1743675732 2025-04-04 03:29:14