file before 5.11 and libmagic allow remote attackers to cause a denial of service (crash) via a crafted Composite Document File (CDF) file that triggers (1) an out-of-bounds read or (2) an invalid pointer dereference.
http://www.ubuntu.com/usn/USN-2123-1
http://www.mandriva.com/security/advisories?name=MDVSA-2012:035