Update rollups are getting released faster these days. The first update rollup for Exchange 2010 SP2 deployments has been released by Microsoft. It does fix a lot of issues, read the full description here.
As always, forefront has to be disabled (fscutility /disable) before installing the update and enabled (fscutility /enable) afterwards. This rollup is only for Exchange 2010 SP2 and any interim updates from Microsoft PSS has to be deleted prior to the installation.
Download the rollup here