Article ID: 975517 - Last Review: May 8, 2012 - Revision: 4.0

MS09-050: Vulnerabilities in SMB could allow remote code execution

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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 (http://windows.microsoft.com/en-us/windows/help/end-support-windows-xp-sp2-windows-vista-without-service-packs) .

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INTRODUCTION

Microsoft has released security bulletin MS09-050. To view the complete security bulletin, visit one of the following Microsoft Web sites:
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How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update (http://support.microsoft.com/ph/6527)

Security solutions for IT professionals: TechNet Security Troubleshooting and Support (http://technet.microsoft.com/security/bb980617.aspx)

Help protect your computer that is running Windows from viruses and malware: Virus Solution and Security Center (http://support.microsoft.com/contactus/cu_sc_virsec_master)

Local support according to your country: International Support (http://support.microsoft.com/common/international.aspx)

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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.
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Disable SMBv2Enable SMBv2
Fix this problem
Microsoft Fix it 50304
Fix this problem
Microsoft Fix it 50307
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.
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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 (http://www.microsoft.com/technet/security/advisory/975497.mspx)
.
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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.
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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:
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    VersionProductMilestoneService branch
    6.0.6000.20xxxWindows VistaRTMLDR
    6.0.6001.22xxxWindows Vista SP1 and Windows Server 2008 SP1SP1LDR
    6.0.6002.22xxxWindows Vista SP2 and Windows Server 2008 SP2SP2LDR
  • 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

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File nameFile versionFile sizeDateTimePlatform
Srvnet.sys6.0.6001.2252298,81614-Sep-200909:48x86
Srv2.sys6.0.6000.16927130,04814-Sep-200909:50x86
Srv2.sys6.0.6000.21127131,07214-Sep-200909:42x86
Srv2.sys6.0.6001.18331144,89614-Sep-200909:44x86
Srv2.sys6.0.6001.22522144,89614-Sep-200909:48x86
Srv2.sys6.0.6002.18112144,89614-Sep-200909:29x86
Srv2.sys6.0.6002.22225144,89614-Sep-200909:34x86

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

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File nameFile versionFile sizeDateTimePlatform
Srvnet.sys6.0.6001.22522141,31214-Sep-200909:59x64
Srv2.sys6.0.6000.16927162,30414-Sep-200910:09x64
Srv2.sys6.0.6000.21127164,35214-Sep-200910:09x64
Srv2.sys6.0.6001.18331174,59214-Sep-200910:00x64
Srv2.sys6.0.6001.22522174,59214-Sep-200909:59x64
Srv2.sys6.0.6002.18112174,59214-Sep-200909:45x64
Srv2.sys6.0.6002.22225174,59214-Sep-200909:42x64

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

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File nameFile versionFile sizeDateTimePlatform
Srvnet.sys6.0.6001.22522286,20814-Sep-200909:35IA-64
Srv2.sys6.0.6001.18331464,89614-Sep-200909:44IA-64
Srv2.sys6.0.6001.22522465,92014-Sep-200909:35IA-64
Srv2.sys6.0.6002.18112465,92014-Sep-200909:24IA-64
Srv2.sys6.0.6002.22225465,92014-Sep-200909:28IA-64
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APPLIES TO
  • Windows Server 2008 Service Pack 2, when used with:
    • 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 Web Server 2008
  • 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 Web Server 2008
  • Windows Vista Service Pack 2, when used with:
    • 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 Service Pack 1, when used with:
    • 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
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Keywords: 
atdownload kbbug kbexpertiseinter kbfix kbsecbulletin kbsecurity kbsecvulnerability kbsurveynew kbmsifixme kbfixme KB975517
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