Symptoms
Consider the following scenario.
- You use a Windows Display Driver Model (WDDM) 1.1 graphics adapter on a computer that is running Windows 7 or Windows Server 2008 R2.
- The computer that has multiple monitors attached.
- You run applications that use the D3D and GDI Interop surfaces.
In this scenario, Windows crashes. For example, Windows crashes when you use the latest version of Windows Live Essentials and certain games.
Cause
This issue occurs because of a pool corruption. This corruption occurs in GDI surfaces during display resolution changes.
Resolution
Update information
How to obtain this update
Microsoft Update
This update is available from the Microsoft Update website:
Microsoft Download Center
The following files are available for download from the Microsoft Download Center:
| Operating system | Update |
|---|---|
| All supported x86-based versions of Windows 7 |
Download the update package now. |
| All supported x64-based versions of Windows 7 |
Download the update package now. |
| All supported x64-based versions of Windows Server 2008 R2 |
Download the update package now. |
| All supported IA-64-based versions of Windows Server 2008 R2 |
Download the update package now. |
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.
Prerequisites
To apply this update, you must be running Windows 7 or Windows Server 2008 R2.
Registry information
To use the update in this package, you do not have to make any changes to the registry.
Restart requirement
You may have to restart the computer after you apply this update.
Update replacement information
This update does not replace a previously released update.
File information
The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows 7 and Windows Server 2008 R2 file information notes
The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
Version Product Milestone Service branch 6.1.760
0.16xxxWindows 7 and Windows Server 2008 R2 RTM GDR 6.1.760
0.20xxxWindows 7 and Windows Server 2008 R2 RTM LDR GDR service branches contain only those fixes that are widely released to address widespread, extremely important issues. LDR service branches contain hotfixes in addition to widely released fixes.
The MANIFEST files (.manifest) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 R2 and for Windows 7" section. MANIFEST files and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x86-based versions of Windows 7
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Win32k.sys | 6.1.7600.16661 | 2,326,016 | 21-Aug-2010 | 03:41 | x86 |
| Win32k.sys | 6.1.7600.20787 | 2,327,552 | 21-Aug-2010 | 04:59 | x86 |
For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Win32k.sys | 6.1.7600.16661 | 3,122,688 | 21-Aug-2010 | 04:10 | x64 |
| Win32k.sys | 6.1.7600.20787 | 3,124,224 | 21-Aug-2010 | 05:16 | x64 |
For all supported IA-64-based versions of Windows Server 2008 R2
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| Win32k.sys | 6.1.7600.16661 | 7,413,760 | 21-Aug-2010 | 03:31 | IA-64 |
| Win32k.sys | 6.1.7600.20787 | 7,415,808 | 21-Aug-2010 | 04:35 | IA-64 |
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
More Information
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
Additional file information
Additional file information for Windows 7 and for Windows Server 2008 R2
Additional files for all supported x86-based versions of Windows 7
| File name | X86_2a1060d576eb65c338e36e3a481aa17c_31bf3856ad364e35_6.1.7600.16661_none_91dee03afedd06b5.manifest |
|---|---|
| File version | Not applicable |
| File size | 694 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | X86_5c9135a80d578b3fa117078d07a609fe_31bf3856ad364e35_6.1.7600.20787_none_dce9f94e3fc1db94.manifest |
| File version | Not applicable |
| File size | 694 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | X86_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.16661_none_b8db743ffbcdb968.manifest |
| File version | Not applicable |
| File size | 42,086 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 06:07 |
| Platform | Not applicable |
| File name | X86_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.20787_none_b95572ef14f6291e.manifest |
| File version | Not applicable |
| File size | 42,086 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 07:21 |
| Platform | Not applicable |
Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2
| File name | Amd64_36230d2edddc649f3a77da4691e7bf51_31bf3856ad364e35_6.1.7600.20787_none_489a8ef6c86df62d.manifest |
|---|---|
| File version | Not applicable |
| File size | 698 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Amd64_47a9a8106632b396537e9fbd91de4106_31bf3856ad364e35_6.1.7600.16661_none_32591d26fe001cb8.manifest |
| File version | Not applicable |
| File size | 1,038 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Amd64_8d7e98cab09ed8187824fa7cfea63947_31bf3856ad364e35_6.1.7600.16661_none_ccff3504be23291e.manifest |
| File version | Not applicable |
| File size | 698 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Amd64_bba513090bb06da7c0d3f8bc1ea6a260_31bf3856ad364e35_6.1.7600.20787_none_ecb1e6b1db544b7b.manifest |
| File version | Not applicable |
| File size | 1,038 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Amd64_bbb7ab46f9c56c24bf9b4c3e0f84c274_31bf3856ad364e35_6.1.7600.20787_none_a5d574afa05f5695.manifest |
| File version | Not applicable |
| File size | 698 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Amd64_bcd7be9a1e45d7df868a0ec8918c8b9b_31bf3856ad364e35_6.1.7600.16661_none_79978e6264c24c6b.manifest |
| File version | Not applicable |
| File size | 698 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Amd64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.16661_none_14fa0fc3b42b2a9e.manifest |
| File version | Not applicable |
| File size | 42,090 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 07:08 |
| Platform | Not applicable |
| File name | Amd64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.20787_none_15740e72cd539a54.manifest |
| File version | Not applicable |
| File size | 42,090 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 08:27 |
| Platform | Not applicable |
| File name | Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.16661_none_1f4eba15e88bec99.manifest |
| File version | Not applicable |
| File size | 4,178 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 06:00 |
| Platform | Not applicable |
| File name | Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.20787_none_1fc8b8c501b45c4f.manifest |
| File version | Not applicable |
| File size | 4,178 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 07:14 |
| Platform | Not applicable |
Additional files for all supported IA-64-based versions of Windows Server 2008 R2
| File name | Ia64_15411c91cc212aaca7771ab4a6a6e283_31bf3856ad364e35_6.1.7600.16661_none_ff78df52c977c78c.manifest |
|---|---|
| File version | Not applicable |
| File size | 696 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Ia64_6ed9bee40e971b600407c6db1f1d2f37_31bf3856ad364e35_6.1.7600.20787_none_4c50214ffd149129.manifest |
| File version | Not applicable |
| File size | 696 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Ia64_bbb7ab46f9c56c24bf9b4c3e0f84c274_31bf3856ad364e35_6.1.7600.20787_none_49b87d21e7ffee5b.manifest |
| File version | Not applicable |
| File size | 697 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Ia64_bcd7be9a1e45d7df868a0ec8918c8b9b_31bf3856ad364e35_6.1.7600.16661_none_1d7a96d4ac62e431.manifest |
| File version | Not applicable |
| File size | 697 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 13:15 |
| Platform | Not applicable |
| File name | Ia64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.16661_none_b8dd1835fbcbc264.manifest |
| File version | Not applicable |
| File size | 42,088 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 06:52 |
| Platform | Not applicable |
| File name | Ia64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.20787_none_b95716e514f4321a.manifest |
| File version | Not applicable |
| File size | 42,088 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 08:12 |
| Platform | Not applicable |
| File name | Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.16661_none_1f4eba15e88bec99.manifest |
| File version | Not applicable |
| File size | 4,178 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 06:00 |
| Platform | Not applicable |
| File name | Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.20787_none_1fc8b8c501b45c4f.manifest |
| File version | Not applicable |
| File size | 4,178 |
| Date (UTC) | 21-Aug-2010 |
| Time (UTC) | 07:14 |
| Platform | Not applicable |