The CoreGraphics Window Server in Mac OS X 10.4.1 allows local users with console access to gain privileges by "launching commands into root sessions."
https://exchange.xforce.ibmcloud.com/vulnerabilities/20954
http://www.vupen.com/english/advisories/2005/0712
http://www.securityfocus.com/bid/13899
http://securitytracker.com/id?1014144
http://secunia.com/advisories/15481
http://lists.apple.com/archives/Security-announce/2005/Jun/msg00000.html