iDefense Security Advisory 09.23.06: FreeBSD i386_set_ldt Integer Signedness Vulnerability
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/50509/09.23.06-2.txt
Source: https://packetstormsecurity.com/files/50509/iDEFENSE-Security-Advisory-2006-09-23.2.html