Secunia Security Advisory – Ubuntu has issued an update for firefox and xulrunner. This fixes some vulnerabilities, which can be exploited by malicious people to manipulate certain data, bypass certain security restrictions, and potentially compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/88506/sa39397.txt
Source: https://packetstormsecurity.com/files/88506/Secunia-Security-Advisory-39397.html