USN-1687-2: NSPR update

Ubuntu Security Notice USN-1687-2

14th January, 2013

nspr update

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 10.04 LTS


NSPR update to work with the new NSS.

Software description

  • nspr - NetScape Portable Runtime Library


USN-1687-1 fixed a vulnerability NSS. This update provides the NSPR needed
to use the new NSS.

Original advisory details:

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

Update instructions

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

Ubuntu 12.10:
libnspr4-0d 4.9.4-0ubuntu0.12.10.1
Ubuntu 12.04 LTS:
libnspr4-0d 4.9.4-0ubuntu0.12.04.1
Ubuntu 11.10:
libnspr4-0d 4.9.4-0ubuntu0.11.10.1
Ubuntu 10.04 LTS:
libnspr4-0d 4.9.4-0ubuntu0.10.04.1

To update your system, please follow these instructions:

After a standard system update you need to restart any applications that
use NSS, such as Evolution and Chromium, to make all the necessary