Thunderbird could be made to run programs as your login if it opened a specially crafted email message or news item.
USN-1011-1 fixed a vulnerability in Firefox. This update provides the corresponding update for Thunderbird.
28 October 2010
A security issue affects these releases of Ubuntu and its derivatives:
Thunderbird could be made to run programs as your login if it opened a specially crafted email message or news item.
USN-1011-1 fixed a vulnerability in Firefox. This update provides the corresponding update for Thunderbird.
Original advisory details:
Morten Krakvik discovered a heap-based buffer overflow in Firefox. If a user were tricked into navigating to a malicious site, an attacker could cause a denial of service or possibly execute arbitrary code as the user invoking the program.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart Thunderbird to make all the necessary changes.
Vulmon