Here’s the release history for Microsoft SQL Server 2017. Each update is linked to its Microsoft knowledge base article with the download and the list of hotfixes included.
|Service Pack||Cumulative Update||Release Date||Build||Support Ends|
|CU2 (note bug)||2017/11/29||14.0.3008.27||N/A|
Note that you can also spend more and get Premium Assurance for even longer support than we show here.