Ubuntu Security Notice USN-1120-1
April 21, 2011
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 10.10
- Ubuntu 10.04 LTS
The TIFF library could be made to run programs as your login if it opened a
specially crafted file.
- tiff: TIFF manipulation and conversion tools
It was discovered that the TIFF library incorrectly handled certain JPEG
data. If a user or automated system were tricked into opening a specially
crafted TIFF image, a remote attacker could execute arbitrary code with
user privileges, or crash the application, leading to a denial of service.
The problem can be corrected by updating your system to the following
Ubuntu 10.04 LTS:
After a standard system update you need to restart your session to make
all the necessary changes.