USN-4417-2: NSS vulnerability

USN-4417-2: NSS vulnerability

USN-4417-1 fixed a vulnerability in NSS. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

Cesar Pereida, Billy Bob Brumley, Yuval Yarom, and Nicola Tuveri discovered
that NSS incorrectly handled RSA key generation. A local attacker could
possibly use this issue to perform a timing attack and recover RSA keys.
Source: USN-4417-2: NSS vulnerability