April 2012 Cumulative Updates for Project Server 2010 and Project 2010 are available now..
Project Server 2010 and Project 2010 April 2012 Cumulative Updates are available
Description of the Project 2010 hotfix package (Project-x-none.msp): April 24, 2012
https://support.microsoft.com/kb/2598274
Description of the Project Server 2010 cumulative update package (Project server-package): April 24, 2012
https://support.microsoft.com/kb/2598152
Description of the SharePoint Server 2010 cumulative update package (SharePoint server-package): April 24, 2012