Microsoft has released CU July 2012 for Lync 2010
This week Microsoft released CU July 2012 for Lync 2010. The list of the various updates may be found below. Don't forget the required SQL update once the CU has been installed...
Install-CsDatabase -Update -ConfiguredDatabases -SqlServerFqdn <EEBE.Fqdn> -UseDefaultSqlPaths
Lync Server 2010 build number is 4.0.7577.199
Lync Client build number is 4.0.7577.4103
Lync Group Chat build number is 4.0.7577.4102
Lync Attendee build number is 4.0.7577.254
Lync Attendant build number is 4.0.7577.253
Lync Phone Editions build number is 4.0.7577.4100
A CU has been released for the Resource Kit that should be installed on all Lync 2010 servers where the Resource Kit is installed. The update and link to the KB2672435 are found in the table below.