It was discovered that ImageMagick would search for configuration files in the current directory. If a user were tricked into opening or processing an image in an arbitrary directory, a local attacker could execute arbitrary code with the user’s privileges.
The problem can be corrected by updating your system to the following package versions:
7 December 2010
A security issue affects these releases of Ubuntu and its derivatives:
It was discovered that ImageMagick would search for configuration files in the current directory. If a user were tricked into opening or processing an image in an arbitrary directory, a local attacker could 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.
In general, a standard system update will make all the necessary changes.