Applies ToWindows Server 2008 Service Pack 2 Windows Server 2008 Datacenter without Hyper-V Windows Server 2008 Enterprise without Hyper-V Windows Server 2008 for Itanium-Based Systems Windows Server 2008 Standard without Hyper-V Windows Server 2008 Datacenter Windows Server 2008 Enterprise Windows Server 2008 Standard Windows Server 2008 Web Edition Windows Server 2008 Datacenter without Hyper-V Windows Server 2008 Enterprise without Hyper-V Windows Server 2008 for Itanium-Based Systems Windows Server 2008 Standard without Hyper-V Windows Server 2008 Datacenter Windows Server 2008 Enterprise Windows Server 2008 Standard Windows Server 2008 Web Edition Windows Vista Service Pack 2 Windows Vista Business Windows Vista Enterprise Windows Vista Home Basic Windows Vista Home Premium Windows Vista Starter Windows Vista Ultimate Windows Vista Enterprise 64-bit Edition Windows Vista Home Basic 64-bit Edition Windows Vista Home Premium 64-bit Edition Windows Vista Ultimate 64-bit Edition Windows Vista Business 64-bit Edition Windows Vista Business Windows Vista Enterprise Windows Vista Home Basic Windows Vista Home Premium Windows Vista Starter Windows Vista Ultimate Windows Vista Enterprise 64-bit Edition Windows Vista Home Basic 64-bit Edition Windows Vista Home Premium 64-bit Edition Windows Vista Ultimate 64-bit Edition Windows Vista Business 64-bit Edition Windows Vista Business Windows Vista Enterprise Windows Vista Home Basic Windows Vista Home Premium Windows Vista Starter Windows Vista Ultimate Windows Vista Enterprise 64-bit Edition Windows Vista Home Basic 64-bit Edition Windows Vista Home Premium 64-bit Edition Windows Vista Ultimate 64-bit Edition Windows Vista Business 64-bit Edition

Support for Windows Vista Service Pack 1 (SP1) ends on July 12, 2011. To continue receiving security updates for Windows, make sure you're running Windows Vista with Service Pack 2 (SP2). For more information, refer to this Microsoft web page: Support is ending for some versions of Windows.

INTRODUCTION

Microsoft has released security bulletin MS09-050. To view the complete security bulletin, visit one of the following Microsoft Web sites:

How to obtain help and support for this security update

Help installing updates: Support for Microsoft UpdateSecurity solutions for IT professionals: TechNet Security Troubleshooting and SupportHelp protect your computer that is running Windows from viruses and malware:Virus Solution and Security CenterLocal support according to your country: International Support

Fix it for me

To fix this problem automatically, click the Fix this problem link that is related to disabling or enabling the bulletin. Then, click Run in the File Download dialog box and follow the steps in this wizard.

Disable SMBv2

Enable SMBv2

Note This wizard may be in English only. However, the automatic fix also works for other language versions of Windows.Note If you are not on the computer that has the problem, you can save the automatic fix to a flash drive or to a CD, and then you can run it on the computer that has the problem.

Let me fix it myself

To fix this problem yourself, see the "Disable SMB v2" section under "Workarounds" in the following security bulletin:

http://www.microsoft.com/technet/security/advisory/975497.mspx#Workarounds.

FILE INFORMATION

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. The dates and times may also change when you perform certain operations on the files.

Windows Vista and Windows Server 2008 file information

  • The files that apply to a specific product or milestone (RTM, SPn) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.0.6000.20xxx

    Windows Vista

    RTM

    LDR

    6.0.6001.22xxx

    Windows Vista SP1 and Windows Server 2008 SP1

    SP1

    LDR

    6.0.6002.22xxx

    Windows Vista SP2 and Windows Server 2008 SP2

    SP2

    LDR

  • Service Pack 1 is integrated into the release version of Windows Server 2008. Therefore, RTM milestone files apply only to Windows Vista. RTM milestone files have a 6.0.0000. xxxxxx version number.

For all supported x86-based versions of Windows Vista and Windows Server 2008

File name

File version

File size

Date

Time

Platform

Srvnet.sys

6.0.6001.22522

98,816

14-Sep-2009

09:48

x86

Srv2.sys

6.0.6000.16927

130,048

14-Sep-2009

09:50

x86

Srv2.sys

6.0.6000.21127

131,072

14-Sep-2009

09:42

x86

Srv2.sys

6.0.6001.18331

144,896

14-Sep-2009

09:44

x86

Srv2.sys

6.0.6001.22522

144,896

14-Sep-2009

09:48

x86

Srv2.sys

6.0.6002.18112

144,896

14-Sep-2009

09:29

x86

Srv2.sys

6.0.6002.22225

144,896

14-Sep-2009

09:34

x86

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

File name

File version

File size

Date

Time

Platform

Srvnet.sys

6.0.6001.22522

141,312

14-Sep-2009

09:59

x64

Srv2.sys

6.0.6000.16927

162,304

14-Sep-2009

10:09

x64

Srv2.sys

6.0.6000.21127

164,352

14-Sep-2009

10:09

x64

Srv2.sys

6.0.6001.18331

174,592

14-Sep-2009

10:00

x64

Srv2.sys

6.0.6001.22522

174,592

14-Sep-2009

09:59

x64

Srv2.sys

6.0.6002.18112

174,592

14-Sep-2009

09:45

x64

Srv2.sys

6.0.6002.22225

174,592

14-Sep-2009

09:42

x64

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

File name

File version

File size

Date

Time

Platform

Srvnet.sys

6.0.6001.22522

286,208

14-Sep-2009

09:35

IA-64

Srv2.sys

6.0.6001.18331

464,896

14-Sep-2009

09:44

IA-64

Srv2.sys

6.0.6001.22522

465,920

14-Sep-2009

09:35

IA-64

Srv2.sys

6.0.6002.18112

465,920

14-Sep-2009

09:24

IA-64

Srv2.sys

6.0.6002.22225

465,920

14-Sep-2009

09:28

IA-64

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