Clam AntiVirus ClamAV before 0.90 does not close open file descriptors under certain conditions, which allows remote attackers to cause a denial of service (file descriptor consumption and failed scans) via CAB archives with a cabinet header record length of zero, which causes a function to return without closing a file descriptor.
https://exchange.xforce.ibmcloud.com/vulnerabilities/32531
http://www.debian.org/security/2007/dsa-1263
http://security.gentoo.org/glsa/glsa-200703-03.xml
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html