Ubuntu Security Notice USN-692-1
17th December, 2008
ekg, libgadu vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 8.10
- Ubuntu 8.04 LTS
- Ubuntu 7.10
- Ubuntu 6.06 LTS
It was discovered that the Gadu library, used by some Instant Messaging
clients, did not correctly verify certain packet sizes from the server.
If a user connected to a malicious server, clients using Gadu could be
made to crash, leading to a denial of service.
The problem can be corrected by updating your system to the following package version:
- Ubuntu 8.10:
- libgadu3 1:1.8.0+r592-1ubuntu0.1
- Ubuntu 8.04 LTS:
- libgadu3 1:1.7~rc2-2ubuntu0.8.04.1
- Ubuntu 7.10:
- libgadu3 1:1.7~rc2-2ubuntu0.7.10.1
- Ubuntu 6.06 LTS:
- libgadu3 1:1.6+20051103-1ubuntu1.1
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.