Ubuntu Security Notice USN-693-1
17th December, 2008
LittleCMS vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 8.10
- Ubuntu 8.04 LTS
- Ubuntu 7.10
Software description
- lcms
Details
It was discovered that certain gamma operations in lcms were not
correctly bounds-checked. If a user or automated system were tricked into
processing a malicious image, a remote attacker could crash applications
linked against liblcms1, leading to a denial of service, or possibly
execute arbitrary code with user privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 8.10:
- liblcms1 1.16-10ubuntu0.1
- Ubuntu 8.04 LTS:
- liblcms1 1.16-7ubuntu1.1
- Ubuntu 7.10:
- liblcms1 1.16-5ubuntu3.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.