Simon Kilvington discovered a buffer overflow in the avcodec_default_get_buffer() function of the ffmpeg library. By tricking an user into opening a malicious movie which contains specially crafted PNG images, this could be exploited to execute arbitrary code with the user’s privileges.
The problem can be corrected by updating your system to the following package versions:
15 December 2005
A security issue affects these releases of Ubuntu and its derivatives:
Simon Kilvington discovered a buffer overflow in the avcodec_default_get_buffer() function of the ffmpeg library. By tricking an user into opening a malicious movie which contains specially crafted PNG images, this could be exploited to execute arbitrary code with the user’s 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.