As part of their Incremental Service Modelling, no sooner have they released SQL 2014 RTM, Microsoft have now released SQL Server 2014 Cumulative Update #1.

Cumulative Update 1 includes all hotfixes which were released in SQL Server 2012 SP1 CU 6, 7, 8, and 9.

The build number of the cumulative update package is 12.0.2342.0. You may have to restart the computer after you apply this cumulative update package.

This CU contains 111-121 fixes, depending on your sources.