USN-11-1: libgd2 vulnerabilities
Ubuntu Security Notice USN-11-1
29th October, 2004
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 4.10
Several buffer overflows have been discovered in libgd's PNG handling
If an attacker tricked a user into loading a malicious PNG image, they
could leverage this into executing arbitrary code in the context of
the user opening image. Most importantly, this library is commonly
used in PHP. One possible target would be a PHP driven photo website
that lets users upload images. Therefore this vulnerability might lead
to privilege escalation to a web server's privileges.
The problem can be corrected by updating your system to the following package version:
- Ubuntu 4.10:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.