It’s a busy day for fixes. This one is for when you run a Windows Management Instrumentation (WMI) script in a Windows Server 2012 cluster, the memory usage for the Wmiprvse.exe process increases over time.
The cause is this:
… issue occurs because the cluster WMI provider leaks basic strings or binary strings (BSTRs).
To resolve this issue, install update 2934016, the Windows RT, Windows 8, and Windows Server 2012 update rollup: April 2014.