mDNSResponder in the Bonjour Namespace Provider in Apple Bonjour for Windows before 1.0.5 allows attackers to cause a denial of service (NULL pointer dereference and application crash) by resolving a crafted .local domain name that contains a long label.
https://exchange.xforce.ibmcloud.com/vulnerabilities/45005
http://www.vupen.com/english/advisories/2008/2524
http://www.securitytracker.com/id?1020845
http://www.securityfocus.com/bid/31091
http://support.apple.com/kb/HT2990
http://secunia.com/advisories/31822
http://lists.apple.com/archives/security-announce//2008/Sep/msg00002.html