It was discovered that Speex did not properly validate its input when processing Speex file headers. If a user or automated system were tricked into opening a specially crafted Speex file, an attacker could create a denial of service in applications linked against Speex or possibly execute arbitrary code as the user invoking the program.
The problem can be corrected by updating your system to the following package versions:
8 May 2008
A security issue affects these releases of Ubuntu and its derivatives:
It was discovered that Speex did not properly validate its input when processing Speex file headers. If a user or automated system were tricked into opening a specially crafted Speex file, an attacker could create a denial of service in applications linked against Speex or possibly execute arbitrary code as 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 upgrade you need to restart applications linked against Speex to effect the necessary changes.
Vulmon