Mandriva Linux Security Advisory MDKSA-2006-144 – A vulnerability was discovered in the sscanf function of PHP that could allow attackers in certain circumstances to execute arbitrary code via argument swapping which incremented an index past the end of an array and triggered a buffer over-read.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/49415/MDKSA-2006-144.txt
Source: https://packetstormsecurity.com/files/49415/Mandriva-Linux-Security-Advisory-2006.144.html