System Center 2012 Products have been just released and we have an update.
System Center Update Rollup 1 that has updates for more products,
Virtual Machine Manager Server Update (KB2663959)
Virtual Machine Manager Console Update (KB2663960)
Virtual Machine Manager Self-Service Portal Update (KB2663961)
App Controller Update (KB2677596)
Operations Manager Update (KB2674695) – Windows monitoring
Operations Manager Update (KB2674695) – New feature
Description of Update Rollup 1 for System Center 2012
The update is small compared with the previous MS updates for SCOM, the Download is 74MB in size.
In case that you still have the SCOM 2007 R2 Version, Microsoft released a new update Cumulatiove Update 6 that resolves some problems and adds new agents for IBM AIX 7.1 and Oracle Solaris 11
The update is still big but in the acceptabe size, 1 GB. You can get it from here.
Good luck with the updates!