11 Sep 2012
This covers various vulnerabilities where it is possible for malicious users or people to impersonate other users or systems.
Ubuntu has issued an update for ubiquity-slideshow-ubuntu. This fixes a a weakness, which can be exploited by malicious people to conduct spoofing attacks.
The weakness is caused due to the application incorrectly validating twitter feeds during system installation and can be exploited to e.g. spoof a twitter feed via Man-in-the-Middle (MitM) attacks.
This can further be exploited to conduct cross-site scripting attacks and disclose the contents of arbitrary local files.
Apply updated packages.
-- Ubuntu 12.04 LTS --