CVE-2007-1030
Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.
Date published : 2007-02-21
http://www.securityfocus.com/bid/22606
http://www.securityfocus.com/archive/1/460530/100/0/threaded