KB2912049 - FIX: Memory leak occurs when an application that uses SQL Server Native Client tries to connect and close the connection to a SQL Server 2008 R2 instance

Support

Hello,

Select a different account.

You have multiple accounts

Choose the account you want to sign in with.

Applies To

SQL Server 2008 R2 Service Pack 2 SQL Server 2008 R2 Developer SQL Server 2008 R2 Enterprise SQL Server 2008 R2 Standard

Symptoms

Consider the following scenario:

You have an application that uses Microsoft SQL Server Native Client in SQL Server 2008 R2.
The application tries to connect to an instance of SQL Server.
Perform some actions, then close the connection.

In this scenario, memory leak may occur.Note The memory leak occurs on the lsass.exe handle.

Resolution

The issue was first fixed in the following cumulative update of SQL Server.

Cumulative Update 11 for SQL Server 2008 R2 SP2 /en-us/help/2926028

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: