MS17-008: Description of the security update for Hyper-V: March 14, 2017

Summary

This security update resolves vulnerabilities in Microsoft Windows. The most severe of the vulnerabilities could allow remote code execution if an authenticated attacker on a guest operating system runs a specially crafted application that causes the Hyper-V host operating system to execute arbitrary code. Customers who have not enabled the Hyper-V role are not affected.
To learn more about the vulnerability, see Microsoft Security Bulletin MS17-008.

More Information

Important

  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

How to obtain and install the update



Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see Get security updates automatically.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

More Information

Help for installing updates: Windows Update FAQ

Security solutions for IT professionals: TechNet Security Support and Troubleshooting

Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure

Local support according to your country: International Support

File Information

File hash information

File name

SHA1 hash

SHA256 hash

Windows6.0-KB3211306-x64.msu

6C5F30D6C1C17C60AF4B37E28CA3B69E31875D44

0EAD007F90A72240D7445FA1B98CF36000181AD899D000838435B613CFA824A4



File information


The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows Vista and Windows Server 2008 file information

Note The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Hvax64.exe

6.0.6002.18688

651,264

31-Aug-2012

13:52

x64

Hvboot.sys

6.0.6002.18688

108,416

31-Aug-2012

22:01

x64

Hvix64.exe

6.0.6002.18688

672,256

31-Aug-2012

13:52

x64

Virtualization.events.xml

Not applicable

1,384

03-Apr-2009

21:20

Not applicable

Hvax64.exe

6.0.6002.24070

634,368

04-Mar-2017

02:36

x64

Hvboot.sys

6.0.6002.24070

108,264

04-Mar-2017

03:38

x64

Hvix64.exe

6.0.6002.24070

642,048

04-Mar-2017

02:36

x64

Virtualization.events.xml

Not applicable

1,384

07-Mar-2016

23:38

Not applicable

Vmsntfy.dll

6.0.6002.18327

62,464

14-Oct-2010

16:11

x64

Vmswitch.sys

6.0.6002.19747

247,296

04-Mar-2017

02:28

x64

Vmsntfy.dll

6.0.6002.24070

63,488

04-Mar-2017

02:40

x64

Vmswitch.sys

6.0.6002.24070

247,296

04-Mar-2017

02:40

x64

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