Description


Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In 0.9-rc2 and earlier, avahi-daemon can be crashed by sending unsolicited announcements containing CNAME resource records pointing it to resource records with short TTLs. As soon as they expire avahi-daemon crashes.

Related CPE's


a

avahi

avahi

2

Weaknesses



CWE-617

CVSS impact metrics


CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

6.5 · Medium

Information


Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2026-01-12T18:15:48.173Z

4 days ago

Last modified

2026-01-16T16:52:04.260Z

2 hours ago