CVE-2007-6427
The XInput extension in X.Org Xserver before 1.4.1 allows context-dependent attackers to execute arbitrary code via requests related to byte swapping and heap corruption within multiple functions, a different vulnerability than CVE-2007-4990.
Date published : 2008-01-18
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html