KB4077683 - FIX: System stored procedure sp_execute_external_script and DMV sys.dm_exec_cached_plans cause memory leaks in SQL Server 2016 and 2017

Symptoms

The system stored procedure sp_execute_external_script and the dynamic management view sys.dm_exec_cached_plans can cause memory leaks in SQL Server 2016 and 2017.

Resolution

This fix is included in the following cumulative updates for SQL Server:

Cumulative Update 4 for SQL Server 2017

Cumulative update 8 for SQL Server 2016 SP1

About SQL Server builds

Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server:

latest build for SQL Server 2017

Latest cumulative update for SQL Server 2016

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References

Learn about the terminology Microsoft uses to describe software updates.