USN-638-1: Yelp vulnerability

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


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:

In general, a standard system upgrade is sufficient to effect the
necessary changes.