Cumulative update package 4 for SQL Server 2005 Service Pack 3

The cumulative update package 4 for SQL Server 2005 Service Pack 3 (Build 9.00.4226) is available:

http://support.microsoft.com/kb/970279/

And here you can get the whole information of builds that were released after SQL Server 2005 Service Pack 3:

http://support.microsoft.com/kb/960598/en-us

CU tosc