Tavis Ormandy, Julien Tinnes, and Yorick Koster discovered that PulseAudio did not safely re-execute itself. A local attacker could exploit this to gain root privileges.
The problem can be corrected by updating your system to the following package versions:
16 July 2009
A security issue affects these releases of Ubuntu and its derivatives:
Tavis Ormandy, Julien Tinnes, and Yorick Koster discovered that PulseAudio did not safely re-execute itself. A local attacker could exploit this to gain root privileges.
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.
In general, a standard system upgrade is sufficient to effect the necessary changes.
Vulmon