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USN-2088-1: NSS vulnerability

23 January 2014

NSS could be made to expose sensitive information over the network.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Releases

Packages

  • nss - Network Security Service library

Details

Brian Smith discovered that NSS incorrectly handled the TLS False Start
feature. If a remote attacker were able to perform a machine-in-the-middle
attack, this flaw could be exploited to spoof SSL servers.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 13.10
Ubuntu 12.10
Ubuntu 12.04
Ubuntu 10.04

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.

References