Microsoft released twelve (12) bulletins. Six (6) bulletins are identified as Critical and six (6) rated Important in severity.
The updates address vulnerabilities in Microsoft Windows, Internet Explorer, Microsoft Edge, Microsoft Office, Microsoft Office Services and Web Apps, .NET Framework and Adobe Flash Player for Windows 8.1 and above. Addressed in the updates are Remote Code Execution, Elevation of Privilege and Information Disclosure.
Microsoft Security Bulletin for December 2016 (https://technet.microsoft.com/library/security/ms16-dec)
Windows 10 update history (http://windows.microsoft.com/en-us/windows-10/update-history-windows-10).
The KB Numbers for Windows 10 releases are #KB3206632 (https://twitter.com/search?q=%23KB3206632) for 1607, #KB3205386 (https://twitter.com/search?q=%23KB3205386) for 1511 and #KB3205853 (https://twitter.com/search?q=%23KB3205853) for RTM.
Went nice and smooth this month :)