Integer overflow in the (a) OLE2 and (b) CHM parsers for ESET NOD32 Antivirus before 1.1743 allows remote attackers to execute arbitrary code via a crafted (1) .DOC or (2) .CAB file that triggers a heap-based buffer overflow.
http://www.vupen.com/english/advisories/2006/5095
http://www.securityfocus.com/bid/21682
http://www.securityfocus.com/archive/1/455045/100/0/threaded
http://www.securityfocus.com/archive/1/454949/100/0/threaded
http://securityreason.com/securityalert/2079