Directly from the SQL Server Release Service blog, here the latest updates for SQL Server 2016 SP1, SP2, 2017 RTM and 2014 SP2, SP3:
Cumulative Update #1 for SQL Server 2014 SP3
Cumulative Update #15 for SQL Server 2014 SP2
Cumulative Update #12 for SQL Server 2016 SP1
Cumulative Update #4 for SQL Server 2016 SP2
Cumulative Update #13 for SQL Server 2017 RTM
and
Public Preview for SSRS 2017+ Management Pack with Power BI Reporting Server Support
…Stay Tuned, Merry Christmas and a Happy New Year! 🙂