==========================================================Ubuntu Security Notice USN-829-1 September 10, 2009
A security issue affects the following Ubuntu releases:
Ubuntu 8.04 LTS
This advisory also applies to the corresponding versions of
Kubuntu, Edubuntu, and Xubuntu.
The problem can be corrected by upgrading your system to the
following package versions:
Ubuntu 8.04 LTS:
After a standard system upgrade you need to restart your session to effect
the necessary changes.
It was discovered that Qt did not properly handle certificates with NULL
characters in the Subject Alternative Name field of X.509 certificates. An
attacker could exploit this to perform a man in the middle attack to view
sensitive information or alter encrypted communications. (CVE-2009-2700)