Ubuntu Update for thunderbird USN-1758-2

Solution
Please Install the Updated Packages.
Insight
USN-1758-1 fixed vulnerabilities in Firefox. This update provides the corresponding update for Thunderbird. Original advisory details: It was discovered that Firefox contained a memory safety issue. If a user were tricked into opening a specially crafted page with the HTML editor, a remote attacker could exploit this to execute arbitrary code with the privileges of the user invoking the program.
Affected
thunderbird on Ubuntu 12.10 , Ubuntu 12.04 LTS , Ubuntu 11.10 , Ubuntu 10.04 LTS