Hey,
the first CU concerning BizTalk 2010 was release on may 27, 2011.
For BizTalk, we can see some fix on :
- the adapter
- the edi support
- The BizTalk Administration Console and Visual Studio
- Message Box and Tracking
- Xlang Engine
The details for BizTalk Server of the fix are available on the microsoft support site : http://support.microsoft.com/kb/2497789/en-us
For the adapter Pack, we can see some fix on the WCF SQL adapter and SAP Adapter
and here for the Adapter pack : http://support.microsoft.com/kb/2539794/en-us
I don’t know if there is a update of the Setup Installer … 😦 (see old post about migration)