USN-2360-2: Thunderbird vulnerabilities

24 September 2014

Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.



  • thunderbird - Mozilla Open Source mail and newsgroup client


USN-2360-1 fixed vulnerabilities in Firefox. This update provides the
corresponding updates for Thunderbird.

Original advisory details:

Antoine Delignat-Lavaud and others discovered that NSS incorrectly handled
parsing ASN.1 values. An attacker could use this issue to forge RSA

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04
Ubuntu 12.04

After a standard system update you need to restart Thunderbird to make
all the necessary changes.


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