Secunia Security Advisory – Ubuntu has issued an update for firefox-3.0 and xulrunner-1.9. This fixes a vulnerability, which can be exploited by malicious people to potentially compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/77139/sa34910.txt
Source: https://packetstormsecurity.com/files/77139/Secunia-Security-Advisory-34910.html