avahi-core/socket.c in avahi-daemon in Avahi before 0.6.29 allows remote attackers to cause a denial of service (infinite loop) via an empty mDNS (1) IPv4 or (2) IPv6 UDP packet to port 5353. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-2244.
https://exchange.xforce.ibmcloud.com/vulnerabilities/65525
https://exchange.xforce.ibmcloud.com/vulnerabilities/65524
https://bugzilla.redhat.com/show_bug.cgi?id=667187
http://www.openwall.com/lists/oss-security/2011/02/22/9
http://www.debian.org/security/2011/dsa-2174
http://ubuntu.com/usn/usn-1084-1
http://openwall.com/lists/oss-security/2011/02/18/4
http://openwall.com/lists/oss-security/2011/02/18/1
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055858.html