CVE-2006-4655
Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.
Date published : 2006-09-08
http://www.securityfocus.com/bid/19905
http://www.securityfocus.com/archive/1/445579/100/0/threaded