A new Update Rollup (UR3) for System Center 2012 has beeen released. It contains fixes for Operations Manager (KB2750631), Data Protection Manager (KB2751230) and Service Manager (KB2750615).
It can either be installed via Windows Update at the server or downloaded from the Windows Update Catalog.
Issues that has been fixed for Operations Manager:
When you use the 32-bit version of Windows Internet Explorer to start a web console, the Microsoft.EnterpriseManagement.Presentation.Controls.SpeedometerGaugeUIController controller does not work correctly.
When you run a Windows PowerShell cmdlet, you receive the following error message: Get-BPAModel is not recognized as the name of a cmdlet.
When you try to change a URL in the “web application availability monitoring” template instance, the change is not applied.
More information can be found here.