Title says it all. A week or two ago, Comodo issued an update for their otherwise excellent firewall that caused horribly long boot time. This update fixes the problem. Today, they issued a new update that fixes the problem. This applies to their security suite, which includes their firewall, as well. 
- Fixed! Firewall slows down internet connection under some conditions
- Fixed! Memory leak when firewall blocks the packets
- Fixed! Antivirus does not detect some packed samples
- Fixed! Windows XP boots very slowly
- Fixed! Blank message boxes appear during program updates