libKDcraw could be made to crash or run programs as your login if it opened a specially crafted file.
It was discovered that libKDcraw incorrectly handled broken full-color images. If a user or automated system were tricked into processing a specially crafted raw image, applications linked against libKDcraw could be made to crash, resulting in a denial of service, or possibly execute arbitrary code.
18 June 2013
A security issue affects these releases of Ubuntu and its derivatives:
libKDcraw could be made to crash or run programs as your login if it opened a specially crafted file.
It was discovered that libKDcraw incorrectly handled broken full-color images. If a user or automated system were tricked into processing a specially crafted raw image, applications linked against libKDcraw could be made to crash, resulting in a denial of service, or possibly execute arbitrary code.
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 session to make all the necessary changes.