VUPEN Vulnerability Research Team discovered a vulnerability in Apple Quicktime. The flaw is caused by an integer overflow error when processing PICT files with malformed data and atoms, which could be exploited by attackers to execute arbitrary code by tricking a user into visiting a specially crafted web page or opening a malicious PICT image.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/87924/appleqtpicpt-overflow.txt
Source: https://packetstormsecurity.com/files/87924/Apple-Quicktime-PICT-Processing-Integer-Overflow.html