The scanning engine before 4.4.4 in F-Prot Antivirus before 6.0.9.0 allows remote attackers to cause a denial of service (engine crash) via a CHM file with a large nb_dir value that triggers an out-of-bounds read.
https://exchange.xforce.ibmcloud.com/vulnerabilities/43835
http://www.vupen.com/english/advisories/2008/2124/references
http://www.securitytracker.com/id?1020507
http://www.securityfocus.com/bid/30253
http://www.nruns.com/security_advisory_fprot_out-of-bound_memory_access_DoS.php