Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.
Two intermediate CA certificates were mis-issued by the TURKTRUST certificate authority. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information.
14 January 2013
A security issue affects these releases of Ubuntu and its derivatives:
Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.
Two intermediate CA certificates were mis-issued by the TURKTRUST certificate authority. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to view sensitive information.
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 any applications that use NSS, such as Evolution and Chromium, to make all the necessary changes.