Please Install the Updated Packages.

USN-1763-1 fixed a vulnerability in NSS. This update provides the NSPR needed to use the new NSS. Original advisory details: Nadhem Alfardan and Kenny Paterson discovered that the TLS protocol as used in NSS was vulnerable to a timing side-channel attack known as the &quot Lucky Thirteen&quot issue. A remote attacker could use this issue to perform plaintext-recovery attacks via analysis of timing data.

nspr on Ubuntu 12.10 , Ubuntu 12.04 LTS , Ubuntu 11.10 , Ubuntu 10.04 LTS