Ubuntu Update for firefox USN-1620-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1620-1
Solution
Please Install the Updated Packages.
Insight
Mariusz Mlynski and others discovered several flaws in Firefox that allowed a remote attacker to conduct cross-site scripting (XSS) attacks. (CVE-2012-4194, CVE-2012-4195) Antoine Delignat-Lavaud discovered a flaw in the way Firefox handled the Location object. If a user were tricked into opening a specially crafted page, a remote attacker could exploit this to bypass security protections and perform cross-origin reading of the Location object. (CVE-2012-4196)
Affected
firefox on Ubuntu 12.04 LTS , Ubuntu 11.10 , Ubuntu 11.04 , Ubuntu 10.04 LTS
References