This is a LGIMB-post (Let Google Index My Brain) so that I know where to look for when I need it.

I became a link to Kevin Holman’s blog from a support engineer where all SCOM hotfixes are listed. It’s an old post but constantly updated like just yesterday to include the SP1 rollup hotfixes.

http://blogs.technet.com/kevinholman/archive/2009/01/27/which-hotfixes-should-i-apply.aspx