Buffer overflow in LTris 1.0.1 of FreeBSD Ports Collection 2003-02-25 and earlier allows local users to execute arbitrary code with gid "games" permission via a long HOME environment variable.
https://exchange.xforce.ibmcloud.com/vulnerabilities/11978
http://www.securityfocus.com/archive/1/321001
http://www.derkeiler.com/Mailing-Lists/Full-Disclosure/2003-05/0122.html