Ubuntu Security Notice USN-638-1
27th August, 2008
yelp vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 8.04 LTS
- Ubuntu 7.10
Software description
- yelp
Details
Aaron Grattafiori discovered that the Gnome Help Viewer did not
handle format strings correctly when displaying certain error messages.
If a user were tricked into opening a specially crafted URI, a remote
attacker could execute arbitrary code with user privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 8.04 LTS:
- yelp 2.22.1-0ubuntu2.8.04.3
- Ubuntu 7.10:
- yelp 2.20.0-0ubuntu3.1
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.