nspr vulnerability

23 January 2014

nspr vulnerability

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

• Ubuntu 13.10
• Ubuntu 12.10
• Ubuntu 12.04 LTS
• Ubuntu 10.04 LTS

Summary

NSPR could be made to crash or run programs if it received a specially crafted certificate.

Software Description

• nspr - NetScape Portable Runtime Library

Details

It was discovered that NSPR incorrectly handled certain malformed X.509 certificates. A remote attacker could use a crafted X.509 certificate to cause NSPR to crash, leading to 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 13.10

libnspr4 - 2:4.9.5-1ubuntu1.1

Ubuntu 12.10

libnspr4 - 4.9.5-0ubuntu0.12.10.2

Ubuntu 12.04 LTS

libnspr4 - 4.9.5-0ubuntu0.12.04.2

Ubuntu 10.04 LTS

libnspr4-0d - 4.9.5-0ubuntu0.10.04.2

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

After a standard system update you need to restart your session to make all the necessary changes.

References

• CVE-2013-5607