CVE-2008-1767
Buffer overflow in pattern.c in libxslt before 1.1.24 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via an XSL style sheet file with a long XSLT "transformation match" condition that triggers a large number of steps.
Date published : 2008-05-23
http://lists.apple.com/archives/security-announce/2008//Jul/msg00001.html
http://lists.apple.com/archives/security-announce/2008/Oct/msg00001.html