Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.
Antoine Delignat-Lavaud and others discovered that NSS incorrectly handled parsing ASN.1 values. An attacker could use this issue to forge RSA certificates.
24 September 2014
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.
Antoine Delignat-Lavaud and others discovered that NSS incorrectly handled parsing ASN.1 values. An attacker could use this issue to forge RSA certificates.
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 Firefox to make all the necessary changes.