SCCM 2012 R2 CU2 Update - Need to update console or clients as well?

Hi,

I am going to be installing the following update onto out SCCM 2012 server:

http://support.microsoft.com/kb/2970177/en-us

I am not 100% sure but is there a need to update all installed consoles and/or all sccm clients after the CU2 installation?