The remote host is missing an update to kdelibs announced via advisory USN-420-1.
A security issue affects the following Ubuntu releases:
Ubuntu 5.10 Ubuntu 6.06 LTS Ubuntu 6.10
This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu.
Details follow:
Jose Avila III and Robert Tasarz discovered that the KDE HTML library did not correctly parse HTML comments inside the title tag. By tricking a Konqueror user into visiting a malicious website, an attacker could bypass cross-site scripting protections.
Solution: The problem can be corrected by upgrading your system to the following package versions:
Ubuntu 5.10: kdelibs4c2 4:3.4.3-0ubuntu2.2
Ubuntu 6.06 LTS: kdelibs4c2a 4:3.5.2-0ubuntu18.2
Ubuntu 6.10: kdelibs4c2a 4:3.5.5-0ubuntu3.1
After a standard system upgrade you need to restart your session to effect the necessary changes.