Not sure if this is the right fix? We've added this issue to our memory dump diagnostic which can confirm.

Symptoms

Assume that you run an application that uses the Windows Filtering Platform API for several minutes on a computer that is running one of the following operating systems:

  • Windows 7

  • Windows Server 2008 R2

  • Windows Server 2008

  • Windows Vista

In this situation, the computer stops responding and there is no network activity. To recover from this issue, you have to perform a hard restart.

Cause

This issue occurs because the FwpsStreamInjectAsync0 function causes the interrupt request level (IRQL) to leak.

Resolution

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix. Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website:

http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must be running one of the following operating systems:

  • Windows Vista Service Pack 2 (SP2)

  • Windows Server 2008 Service Pack 2 (SP2)

  • Windows 7

  • Windows 7 Service Pack 1 (SP1)

  • Windows Server 2008 R2

  • Windows Server 2008 R2 Service Pack 1 (SP1)

For more information about how to obtain a Windows Vista service pack, click the following article number to view the article in the Microsoft Knowledge Base:

935791 How to obtain the latest Windows Vista service packFor more information about how to obtain a Windows Server 2008 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

968849 How to obtain the latest service pack for Windows Server 2008For more information about how to obtain a Windows 7 or Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

976932 Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To apply the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

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 Vista and Windows Server 2008 file information notes

Important Windows Vista hotfixes and Windows Server 2008 hotfixes are included in the same packages. However, only "Windows Vista" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows Vista" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    SR_Level

    Service branch

    6.0.600 2. 22xxx

    Windows Vista and Windows Server 2008

    SP2

    LDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 and for Windows Vista" section. MUM files and 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 Server 2008 and of Windows Vista

File name

File version

File size

Date

Time

Netio.sys

6.0.6002.22776

221,568

12-Jan-2012

15:02

For all supported x64-based versions of Windows Server 2008 and of Windows Vista

File name

File version

File size

Date

Time

Netio.sys

6.0.6002.22776

346,496

12-Jan-2012

14:57

For all supported IA-64–based versions of Windows Server 2008

File name

File version

File size

Date

Time

Netio.sys

6.0.6002.22776

642,432

12-Jan-2012

14:53

Windows 7 and Windows Server 2008 R2 file information notes

Important Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    SR_Level

    Service branch

    6.1.760 0. 21xxx

    Windows 7 and Windows Server 2008 R2

    RTM

    LDR

    6.1.760 1. 21xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 R2 and for Windows 7" section. MUM and 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

Netio.sys

6.1.7600.21211

239,984

10-May-2012

05:19

x86

Netio.sys

6.1.7601.21991

239,984

10-May-2012

04:37

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

Netio.sys

6.1.7600.21211

374,640

10-May-2012

05:47

x64

Netio.sys

6.1.7601.21991

376,176

10-May-2012

05:34

x64

For all supported IA-64–based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Netio.sys

6.1.7600.21211

710,512

10-May-2012

04:34

IA-64

Netio.sys

6.1.7601.21991

711,024

10-May-2012

04:30

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 updatesFor more information about the FwpsStreamInjectAsync0 function, visit the following Microsoft website:

General information about the FwpsStreamInjectAsync0 function

Additional file information

Additional file information for Windows Vista and for Windows Server 2008

Additional files for all supported x86-based versions of Windows Vista and of Windows Server 2008

File name

X86_04abde17b8040c15dd3c1445764fd45a_31bf3856ad364e35_6.0.6002.22776_none_556eefd7600c20cf.manifest

File version

Not applicable

File size

708

Date (UTC)

12-Jan-2012

Time (UTC)

15:08

File name

X86_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.0.6002.22776_none_58c5dee6cbc4be4d.manifest

File version

Not applicable

File size

4,114

Date (UTC)

12-Jan-2012

Time (UTC)

15:09

Additional files for all supported x64-based versions of Windows Vista and of Windows Server 2008

File name

Amd64_4bb317f32d9537d2c86820782f545f42_31bf3856ad364e35_6.0.6002.22776_none_27a1efce07df9b43.manifest

File version

Not applicable

File size

1,066

Date (UTC)

12-Jan-2012

Time (UTC)

15:08

File name

Amd64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.0.6002.22776_none_b4e47a6a84222f83.manifest

File version

Not applicable

File size

4,122

Date (UTC)

12-Jan-2012

Time (UTC)

15:09

File name

Wow64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.0.6002.22776_none_bf3924bcb882f17e.manifest

File version

Not applicable

File size

2,730

Date (UTC)

11-Jan-2012

Time (UTC)

16:40

Additional files for all supported IA-64–based versions of Windows Server 2008

File name

Ia64_7b3691226e766ce1d1174489dd7d42a1_31bf3856ad364e35_6.0.6002.22776_none_5cf8090d5f29a9c9.manifest

File version

Not applicable

File size

1,064

Date (UTC)

12-Jan-2012

Time (UTC)

15:08

File name

Ia64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.0.6002.22776_none_58c782dccbc2c749.manifest

File version

Not applicable

File size

4,118

Date (UTC)

12-Jan-2012

Time (UTC)

15:09

File name

Wow64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.0.6002.22776_none_bf3924bcb882f17e.manifest

File version

Not applicable

File size

2,730

Date (UTC)

11-Jan-2012

Time (UTC)

16:40

Additional files for all supported x86-based versions of Windows 7

File name

Update.mum

File version

Not Applicable

File size

2,773

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

X86_4c7e038b97346b15929b77c0da621e48_31bf3856ad364e35_6.1.7600.21211_none_598ebf0fec2e5089.manifest

File version

Not Applicable

File size

708

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

X86_5b3771e0e3dfd76bb5a2c51e1c6ab31f_31bf3856ad364e35_6.1.7601.21991_none_a365e3d932d63e86.manifest

File version

Not Applicable

File size

708

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

X86_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7600.21211_none_5742f37c2f89b2fa.manifest

File version

Not Applicable

File size

2,540

Date (UTC)

10-May-2012

Time (UTC)

05:41

Platform

Not Applicable

File name

X86_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7601.21991_none_58d2f9002cf0cb2c.manifest

File version

Not Applicable

File size

2,540

Date (UTC)

10-May-2012

Time (UTC)

05:08

Platform

Not Applicable

Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

Amd64_1e27e3f159a11012e09c37fef77797bf_31bf3856ad364e35_6.1.7600.21211_none_049d232e94236dff.manifest

File version

Not Applicable

File size

712

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Amd64_38c45d9103579789509b56e13ee5134b_31bf3856ad364e35_6.1.7600.21211_none_482d333b540896b6.manifest

File version

Not Applicable

File size

1,066

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Amd64_7215a38294f04bcef3f229ce5548f53f_31bf3856ad364e35_6.1.7601.21991_none_f40a99c740257f44.manifest

File version

Not Applicable

File size

712

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Amd64_81b4e2691d1d4740a636ddf8edfacc2f_31bf3856ad364e35_6.1.7601.21991_none_d10f6ab8286ba0d8.manifest

File version

Not Applicable

File size

712

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Amd64_d4c5c8e7540f0c67f21c06c227d465fc_31bf3856ad364e35_6.1.7601.21991_none_46a3ab15b6c048f0.manifest

File version

Not Applicable

File size

1,066

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Amd64_d59c5bca33277e70f94cf4974696e316_31bf3856ad364e35_6.1.7600.21211_none_0dbf7adcde6924fc.manifest

File version

Not Applicable

File size

712

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Amd64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7600.21211_none_b3618effe7e72430.manifest

File version

Not Applicable

File size

2,542

Date (UTC)

10-May-2012

Time (UTC)

06:34

Platform

Not Applicable

File name

Amd64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7601.21991_none_b4f19483e54e3c62.manifest

File version

Not Applicable

File size

2,542

Date (UTC)

10-May-2012

Time (UTC)

18:27

Platform

Not Applicable

File name

Update.mum

File version

Not Applicable

File size

4,059

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Wow64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7600.21211_none_bdb639521c47e62b.manifest

File version

Not Applicable

File size

1,166

Date (UTC)

10-May-2012

Time (UTC)

05:34

Platform

Not Applicable

File name

Wow64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7601.21991_none_bf463ed619aefe5d.manifest

File version

Not Applicable

File size

1,166

Date (UTC)

10-May-2012

Time (UTC)

04:53

Platform

Not Applicable

Additional files for all supported IA-64–based versions of Windows Server 2008 R2

File name

Ia64_58378152809a9d0bf5deedcd01edd1dc_31bf3856ad364e35_6.1.7601.21991_none_1267773c8b00870c.manifest

File version

Not Applicable

File size

1,064

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Ia64_96ef49ad5c5d7b26f43d6801cae0464a_31bf3856ad364e35_6.1.7600.21211_none_0e9cc5efbf7bb890.manifest

File version

Not Applicable

File size

1,064

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Ia64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7600.21211_none_574497722f87bbf6.manifest

File version

Not Applicable

File size

2,541

Date (UTC)

10-May-2012

Time (UTC)

06:33

Platform

Not Applicable

File name

Ia64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7601.21991_none_58d49cf62ceed428.manifest

File version

Not Applicable

File size

2,541

Date (UTC)

10-May-2012

Time (UTC)

05:58

Platform

Not Applicable

File name

Update.mum

File version

Not Applicable

File size

1,947

Date (UTC)

10-May-2012

Time (UTC)

19:26

Platform

Not Applicable

File name

Wow64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7600.21211_none_bdb639521c47e62b.manifest

File version

Not Applicable

File size

1,166

Date (UTC)

10-May-2012

Time (UTC)

05:34

Platform

Not Applicable

File name

Wow64_microsoft-windows-netio-infrastructure_31bf3856ad364e35_6.1.7601.21991_none_bf463ed619aefe5d.manifest

File version

Not Applicable

File size

1,166

Date (UTC)

10-May-2012

Time (UTC)

04:53

Platform

Not Applicable

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