GLSA-200901-11 : Avahi: Denial of Service

This script is Copyright (C) 2009-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-200901-11
(Avahi: Denial of Service)

Hugo Dias reported a failed assertion in the
originates_from_local_legacy_unicast_socket() function in
avahi-core/server.c when processing mDNS packets with a source port of

Impact :

A remote attacker could send specially crafted packets to the daemon,
leading to its crash.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All Avahi users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-dns/avahi-0.6.24'

Risk factor :

Medium / CVSS Base Score : 5.0

Family: Gentoo Local Security Checks

Nessus Plugin ID: 35380 (gentoo_GLSA-200901-11.nasl)

Bugtraq ID:

CVE ID: CVE-2008-5081