Ubuntu Update for firefox vulnerability USN-443-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-443-1
Solution
Please Install the Updated Packages.
Insight
A flaw was discovered in how Firefox handled PASV FTP responses. If a user were tricked into visiting a malicious FTP server, a remote attacker could perform a port-scan of machines within the user's network, leading to private information disclosure.
Affected
firefox vulnerability on Ubuntu 5.10 , Ubuntu 6.06 LTS , Ubuntu 6.10
References