Ubuntu Security Notice USN-872-1
10th December, 2009
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 9.10
- Ubuntu 9.04
- Ubuntu 8.10
It was discovered that the KIO subsystem of KDE did not properly perform
input validation when processing help:// URIs. If a user or KIO application
execution or access files via directory traversal.
The problem can be corrected by updating your system to the following package version:
- Ubuntu 9.10:
- kdebase-runtime 4:4.3.2-0ubuntu4.1
- Ubuntu 9.04:
- kdebase-runtime 4:4.2.2-0ubuntu1.1
- Ubuntu 8.10:
- kdebase-runtime 4:4.1.4-0ubuntu1~intrepid1.2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system upgrade you need to restart your session to effect
the necessary changes.