Microsoft has released SQL Server 2012 SP2 Cumulative Update 7 for you to download as of 21 July 2015. The download of SQL Server 2012 SP2 CU7 is available from SQL Server 2012 SP2 CU7. Recently microsoft released a security bulletin (MS15-058). This cumulative includes the security bulletin fixes if you have not already applied the update as oulined.
I am a Microsoft Data Platform MVP as well as a Microsoft Certified Master working as the Principal Consultant here at SQL Masters Consulting. When I am not working with the SQL Server Stack I like to get away to the Snow and spend time Snowboarding.