Keep your system up to date with the most recent cumulative update package for SQL Server 2008 SP1. This package contains all of the SQL Server 2008 hotfixes that have been released since the initial release of SQL Server 2008 SP1.
Previous CU KB Articles:
Abhishek SinhaProgram ManagerSQL Server Sustained Engineering
"SQL Server 2008 SP2. Microsoft targets release in Q3/CY2010."
Any update on that target, given you've only got three days left to meet it?!
As your customers have overwhelmingly told you time and time again, cumulative updates are not acceptable as a replacement for regular service packs. Let the people who are severely affected by an issue take the risk of a cumulative update; the rest of us want properly tested and supported service packs on a reasonably predictable schedule.