The following packages are affected: mozilla-browser mozilla-mailnews mozilla-psm
For details on the issues addressed by the missin gupdate, please visit the referenced security advisories.
Solution: The problem can be corrected by upgrading the affected package to version 2:1.7.13-0ubuntu04.10 (for Ubuntu 4.10), 2:1.7.13-0ubuntu05.04 (for Ubuntu 5.04), and 2:1.7.13-0ubuntu5.10 (for Ubuntu 5.10). After a standard system upgrade you need to restart Mozilla to effect the necessary changes.