Summary

An elevation of privilege vulnerability exists when the Windows Common Log File System (CLFS) driver improperly handles objects in memory.

To learn more about the vulnerability, go to CVE-2017-8624.

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 Windows Update: FAQ.

Method 2: Microsoft Update Catalog

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

Deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

Security update deployment information: August 8, 2017

More Information


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 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 Server 2008 file information

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

How to obtain help and support for this security update

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-KB4034745-ia64.msu

2AE3C3DB0F9F507937E46BAA2E2137628FB7CC3B

47ED19B3CA2C9D69D272C3AC8130FC033AF186638441F03EDD33774A96901E84

Windows6.0-KB4034745-x64.msu

666A717FAB184BFD178888133CF918F91F31C442

5D190AD1009254B3D63C96D64BFAC2F00F13BA857BE23486C010FE76017F1DF1

Windows6.0-KB4034745-x86.msu

B5F696217B5AB1F34978975F2F2194B239237DCB

C9E2F13397F97B414E1AD17F1E0F666E908EFDC25A79DF54CF6C43EF06C2C799

For all supported ia64-based versions

File name

File version

File size

Date

Time

Platform

Clfs.mof

Not applicable

3,472

03-Jan-2008

18:57

Not applicable

Clfs.sys

6.0.6002.19837

841,448

12-Jul-2017

16:15

IA-64

Clfsuninstall.mof

Not applicable

123

03-Jan-2008

18:57

Not applicable

Clfs.mof

Not applicable

3,472

07-Mar-2016

23:36

Not applicable

Clfs.sys

6.0.6002.24158

841,448

12-Jul-2017

15:41

IA-64

Clfsuninstall.mof

Not applicable

123

07-Mar-2016

23:36

Not applicable

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Clfs.mof

Not applicable

3,472

18-Sep-2006

21:36

Not applicable

Clfs.sys

6.0.6002.19837

364,776

12-Jul-2017

16:54

x64

Clfsuninstall.mof

Not applicable

123

18-Sep-2006

21:36

Not applicable

Clfs.mof

Not applicable

3,472

07-Mar-2016

23:37

Not applicable

Clfs.sys

6.0.6002.24158

364,776

12-Jul-2017

16:11

x64

Clfsuninstall.mof

Not applicable

123

07-Mar-2016

23:37

Not applicable

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Clfs.mof

Not applicable

3,472

18-Sep-2006

21:38

Not applicable

Clfs.sys

6.0.6002.19837

244,968

12-Jul-2017

16:37

x86

Clfsuninstall.mof

Not applicable

123

18-Sep-2006

21:39

Not applicable

Clfs.mof

Not applicable

3,472

07-Mar-2016

23:37

Not applicable

Clfs.sys

6.0.6002.24158

244,968

12-Jul-2017

15:53

x86

Clfsuninstall.mof

Not applicable

123

07-Mar-2016

23:37

Not applicable

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