Microsoft Exchange CXP team released the Update Rollup 4 for Exchange 2010 Service Pack 2. The Rollup is now available to download at the Download Center.
Download your copy here - Update Rollup 4 for Exchange 2010 Service Pack 2
To know more about the update, please visit Description of Update Rollup 4 for Exchange Server 2010 Service Pack 2
Finally MS has decided to include the Forefront fix, it will be taken care by the installation process.