Some issues that have been fixed by CU2:
- The Configuration Manager Administrator Console closes with a "Null Reference" exception when it tries to export a task sequence that contains an Unattend.xml file and "Apply Driver Package" step.
- Automatic site assignment fails on clients in a workgroup.
- Discovery Data Manager does not create Client Configuration Request (CCR) files for Windows 10-based computers that are found during Active Directory System Discovery.
- Driver package size increases in System Center 2012 Configuration Manager.
- Video drivers for Windows 10 are not installed during the Auto Apply Drivers task sequence step.
Description of all fixed issues and functionalities as well as link for download can be found here: https://support.microsoft.com/en-us/kb/3100144