Cumulative Update #1 for SQL Server 2005 SP4
Well, much quicker than I would have suspected, the SQL Server Release Services team has incorporated all of the fixes in 2005 SP3's CU #12 into the first CU for SP4. Thanks to Chris Wood for the heads up. You can get the new Cumulative Update here:
The nice round number of build 5000 didn't last long either; this CU will update you from 9.00.5000 to 9.00.5254.