An application using libsndfile could be made to crash or possibly run programs as your login if it opened a specially crafted file.
Hossein Lotfi discovered that libsndfile did not properly verify the header length and number of channels for PARIS Audio Format (PAF) audio files. An attacker could exploit this to cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program.
25 July 2011
A security issue affects these releases of Ubuntu and its derivatives:
An application using libsndfile could be made to crash or possibly run programs as your login if it opened a specially crafted file.
Hossein Lotfi discovered that libsndfile did not properly verify the header length and number of channels for PARIS Audio Format (PAF) audio files. An attacker could exploit this to cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart your login session to make all the necessary changes.
Vulmon