Security update for the Windows Explorer denial of service vulnerability in Windows Server 2008: July 11, 2017

Summary

An denial of service vulnerability exists when Windows Explorer attempts to open a non-existent file. An attacker who successfully exploited this vulnerability could cause a denial of service.

To learn more about the vulnerability, go to CVE-2017-8587.

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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: July 11, 2017

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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 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 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-KB4025674-ia64.msu	D02E63F3EBD2CBEC89D2A1C1479722F578B0C337	DA10DCBB8489048758C020745027D4DFDBBD444C5C9343E09FB0C0F1969E04CB
Windows6.0-KB4025674-x64.msu	113EFA5223009A54001E21420B6E30906373CEE5	17284138C95F7E7EB148A7E2989816CD15EF1ECC0A7CB0A69D09E30D9FE9C609
Windows6.0-KB4025674-x86.msu	7CA3BD6CC38E083DF5B31B2CD178AAF3D4057EAD	00255C0F5F23E4FDC569769F5F257C4D834BF8E9B14B3E8606451F87E02D6BFC

For all supported ia64-based versions

File name	File version	File size	Date	Time	Platform
Ntfs.sys	6.0.6002.19816	3,282,152	23-Jun-2017	16:10	IA-64
Ntfs.sys	6.0.6002.24136	3,286,760	23-Jun-2017	15:38	IA-64

For all supported x64-based versions

File name	File version	File size	Date	Time	Platform
Ntfs.sys	6.0.6002.19816	1,511,144	23-Jun-2017	16:45	x64
Ntfs.sys	6.0.6002.24136	1,497,320	23-Jun-2017	16:06	x64

For all supported x86-based versions

File name	File version	File size	Date	Time	Platform
Ntfs.sys	6.0.6002.19816	1,082,088	23-Jun-2017	16:31	x86
Ntfs.sys	6.0.6002.24136	1,083,112	23-Jun-2017	15:45	x86