USN-4203-2: NSS vulnerability

  • Thread starter Ubuntu security notices
  • Start date
U

Ubuntu security notices

Guest
nss vulnerability


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

  • Ubuntu 14.04 ESM
  • Ubuntu 12.04 ESM
Summary


NSS could be made to crash or run programs if it received specially crafted input.

Software Description

  • nss - Network Security Service library
Details


USN-4203-1 fixed a vulnerability in NSS. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that NSS incorrectly handled certain memory operations. A remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions


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

Ubuntu 14.04 ESM
libnss3 - 2:3.28.4-0ubuntu0.14.04.5+esm2
Ubuntu 12.04 ESM
libnss3 - 2:3.28.4-0ubuntu0.12.04.5

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References


Continue reading...
 
Top