Applies to:
Windows Server 2008 R2 Service Pack 1
Windows Server 2008 R2 SP1
W2K8 R2 Service Pack 1
W2K8 R2 SP1
Windows 7 Service Pack 1
Windows 7 SP1
Win7 Service Pack 1
Win7 SP1

Note:  You should check http://support.microsoft.com for the latest version of the different files.
Note 2:  These are not available in Windows Update.
Note 3:  You can download them without entering your e-mail address and captcha if you are a Microsoft Premier customer and have a http://Premier.Microsoft.com account.
Note 4:  Carefully review the list and decide which might be applicable to your unique environment.
Note 5:  Test in your test and your quality assurance environment.

List of Memory leaks related hotfixes post SP1 for Windows 7 SP1 and Windows Server 2008 R2 SP1 as of Sep. 2013.
First published Sep. 2013.

2876748 FIX: A memory leak in the WmiPrvSe.exe process occurs when you use the RDS WMI provider in Windows 7 SP1 or Windows Server 2008 R2 SP1
http://support.microsoft.com/?id=2876748

2872543 FIX: A paged pool memory leak occurs on a touch screen device that is running Windows 7 Service Pack 1
http://support.microsoft.com/?id=2872543

2870467 Memory leak in Oleaut32.dll on a Windows 7 SP1 or Windows Server 2008 R2 SP1-based COM server
http://support.microsoft.com/?id=2870467

2862067 Hotfix rollup 2862067 is available for the .NET Framework 2.0 SP2 on Windows 7 SP1 or Windows Server 2008 R2 SP1
http://support.microsoft.com/?id=2862067

2862063 Hotfix rollup 2862063 is available for the .NET Framework 4.5 in Windows 7 SP1, Windows Server 2008 R2 SP1, Windows Server 2008 SP2, and Windows Vista SP2
http://support.microsoft.com/?id=2862063

2845145 A memory leak occurs in the DNS server service after you enable recursion on a server that is running Windows Server 2008 R2
http://support.microsoft.com/?id=2845145

2832248 Memory leak occurs in the Wmiprvse.exe process in Windows 7 or Windows Server 2008 R2
http://support.microsoft.com/?id=2832248

2807831 Memory leak occurs in the Lsass.exe process on a domain controller that is running Windows Server 2008 R2
http://support.microsoft.com/?id=2807831

2798093 Rhs.exe consumes a large amount of memory in a Windows Server 2008 R2-based failover cluster
http://support.microsoft.com/?id=2798093

2796647 Memory leak occurs in the Spoolsv.exe process after you run an application that performs WMI queries in Windows 7 or Windows Server 2008 R2
http://support.microsoft.com/?id=2796647

2789378 Memory leak when an application uses the FwpsNetBufferListAssociateContext0 function in Windows 7 or Windows Server 2008 R2
http://support.microsoft.com/?id=2789378

2756198 Hotfix Rollup KB2756198 is available for the .NET Framework 2.0 SP2 on Windows 7 SP1 and Windows Server 2008 R2 SP1
http://support.microsoft.com/?id=2756198

2756195 Hotfix Rollup KB2756195 is available for the .NET Framework 4 on Windows XP SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, Windows 7, Windows 7 SP1, Windows Server 2008 R2, and Windows Server 2008 R2 SP1
http://support.microsoft.com/?id=2756195

2736469 Memory leak occurs when you run an application to read a file on a DVD-RAM disc that uses the FAT32 file system in Windows 7, Windows 8, Windows Server 2008 R2 or Windows Server 2012
http://support.microsoft.com/?id=2736469

2734909 Memory leak or handle leak occurs in the Perflib.lib component on a computer that is running Windows Server 2008 R2 or Windows 7
http://support.microsoft.com/?id=2734909

2710594 Memory leak when a file system minifilter driver calls the FltCreateSystemVolumeInformationFolder function in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2710594

2707082 An instance of the JScript scripting engine leaks memory when Internet Explorer 8 or Internet Explorer 9 is installed on a computer that is running Windows 7 or Windows Server 2008 R2
http://support.microsoft.com/?id=2707082

2699780 Memory leak in the Remote Registry service on a computer that is running Windows 7 or Windows Server 2008 R2
http://support.microsoft.com/?id=2699780

2697479 Memory leak in Wmiapsrv.exe on a computer that is running Windows Server 2008, Windows Server 2008 R2, Windows Vista or Windows 7
http://support.microsoft.com/?id=2697479

2667241 FIX: An update rollup is available for WPF for the .NET Framework 3.5
http://support.microsoft.com/?id=2667241

2651992 FIX: Memory leak occurs in a WPF application when a brush object is referenced by using a DynamicResource reference
http://support.microsoft.com/?id=2651992

2647452 Paged pool leaks when you map a network drive and then disconnect it frequently in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2647452

2636613 Rdpshell.exe process leaks memory in Windows Server 2008 R2 when you move a published RemoteApp application's window on the client side
http://support.microsoft.com/?id=2636613

2628838 FIX: Memory leak when you use the FileSystemWatcher class in a .NET Framework 4.0-based application
http://support.microsoft.com/?id=2628838

2618982 FIX: Memory leak in Rhs.exe after you configure the IIS 7.5 W3SVC service in a Windows Server 2008 R2 SP1 failover cluster
http://support.microsoft.com/?id=2618982

2617115 "Stop 0x000000AB (SESSION_HAS_VALID_POOL_ON_EXIT)" error when a client logs off from a Remote Desktop Services session in Windows Server 2008 R2
http://support.microsoft.com/?id=2617115

2612966 Paged pool memory leak when you access some shared files in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2612966

2604201 Handle count of the DFSR service keeps increasing in Windows Server 2008 R2
http://support.microsoft.com/?id=2604201

2585233 "Stop 0x000000AB (SESSION_HAS_VALID_POOL_ON_EXIT)" error when a client logs off from a Windows Server 2008 R2 Remote Desktop Services session
http://support.microsoft.com/?id=2585233

2582112 Windows 7 or Windows Server 2008 R2 stops responding when an application performs many I/O operations to a network share
http://support.microsoft.com/?id=2582112

2580360 A heap memory leak occurs when an application or service queries the MSCluster_Resource WMI class in Windows Server 2008 R2
http://support.microsoft.com/?id=2580360

2569588 A hotfix rollup package is available for Windows Communication Foundation for the .NET Framework 3.0 Service Pack 2 and for the .NET Framework 3.5 Service Pack 1
http://support.microsoft.com/?id=2569588

2566314 FIX: Memory leak when the IIS ADSI provider retrieves some metabase properties in IIS 7.5
http://support.microsoft.com/?id=2566314

2566230 High memory usage by the Message Queuing service when you perform a remote transactional read on a Message Queuing 5.0 queue in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2566230

2563399 Remote Registry service leaks memory when it handles customized v2 performance counter queries in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2563399

2550894 Cluster service leaks memory when the service handles state change notifications in Windows Server 2008 R2 or Windows Server 2008
http://support.microsoft.com/?id=2550894

2545479 A memory leak occurs, and client requests may take a long time, when you run an application that is based on COM+ and that is registered as single-threaded
http://support.microsoft.com/?id=2545479

2540745 FIX: High memory usage when the Thread.AllocateDataSlot method allocates data slots in the .NET Framework 4
http://support.microsoft.com/?id=2540745

2534614 FIX: Memory leak if many different workflow types are loaded in a .NET Framework 4-based application
http://support.microsoft.com/?id=2534614

2528357 Nonpaged pool leak when you disable and enable some storage controllers in Windows Vista, in Windows 7, in Windows Server 2008 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2528357

2524840 "0x000000C4" Stop error occurs when you run the "Common Scenario Stress with IO" test on a Windows 7-based computer on which Windows Virtual PC and Windows Logo Kit are installed
http://support.microsoft.com/?id=2524840

2519454 FIX: Memory leak in WmiPrvSe.exe when you run a script to connect to the WMI WebAdministration namespace in Windows 7, in Windows Vista, in Windows Server 2008 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2519454

2512889 Windows Remote Management service leaks memory when it handles certificate authentication requests in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2512889

2503820 FIX: Memory leak in the W3wp.exe process for a WebDAV website when many WebDAV clients upload files, download files, or access file directories in WebDAV 7.5
http://support.microsoft.com/?id=2503820

2498993 A memory leak occurs when you run an application that is developed by using the Windows Media Format SDK in Windows 7 or in Windows Server 2008 R2 and that uses the IWMSyncReader or IWMReader interface
http://support.microsoft.com/?id=2498993

2492705 DNS Server service leaks memory when you perform Zone Transfer operations in Windows Server 2008 R2
http://support.microsoft.com/?id=2492705

2475491 A memory leak occurs when you run a web service that is implemented by using the Windows Web Services API in Windows 7 or in Windows Server 2008 R2
http://support.microsoft.com/?id=2475491

2428216 FIX: Performance may decrease when you use the IIS ADSI provider to query some metabase properties in IIS 7.5
http://support.microsoft.com/?id=2428216

2297328 A hotfix is available that resolves some memory leak issues for WPF in the .NET Framework 4
http://support.microsoft.com/?id=2297328

2254265 The "500" error code is returned when you send an HTTP SOAP request to the "/adfs/services/trust/mex" endpoint on a computer that is running Windows Server 2008 R2 or Windows Server 2008
http://support.microsoft.com/?id=2254265

2231728 You cannot open a shared file that is hosted on a computer that is running Windows Server 2008, Windows Server 2008 R2, Windows 7 or Windows Vista
http://support.microsoft.com/?id=2231728

2205122 A memory leak occurs when you press F5 to convert a character code to some specific kanji characters in the Japanese IME module in Windows
http://support.microsoft.com/?id=2205122

2032595 A memory leak issue occurs in Internet Explorer 8 when you switch between XML files
http://support.microsoft.com/?id=2032595

983534 Performance of the DNS Server service keeps decreasing under a heavy load situation in Windows Server 2008 R2
http://support.microsoft.com/?id=983534

982669 The nonpaged pool memory is low after an isochronous data transfer between an IEEE 1394 device and a Windows 7 or Windows Server 2008 R2-based computer
http://support.microsoft.com/?id=982669

981889 A Windows Filtering Platform (WFP) driver hotfix rollup package is available for Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2
http://support.microsoft.com/?id=981889