USN-2343-1: NSS vulnerability

Publication date

9 September 2014

Overview

NSS could be made to crash or run programs as your login if it processed a specially crafted certificate.


Packages

  • nss - Network Security Service library

Details

Tyson Smith and Jesse Schwartzentruber discovered that NSS contained a race
condition when performing certificate validation. An attacker could use
this issue to cause NSS to crash, resulting in a denial of service, or
possibly execute arbitrary code.

Tyson Smith and Jesse Schwartzentruber discovered that NSS contained a race
condition when performing certificate validation. An attacker could use
this issue to cause NSS to crash, resulting in a denial of service, or
possibly execute arbitrary code.

Update 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 changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.04 trusty libnss3 –  2:3.15.4-1ubuntu7.1
12.04 precise libnss3 –  3.15.4-0ubuntu0.12.04.3
10.04 lucid libnss3-1d –  3.15.4-0ubuntu0.10.04.3

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Have additional questions?

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