Summary

This security update resolves vulnerabilities in Microsoft Windows. The vulnerabilities could allow remote code execution if a user opens specially crafted media content that is hosted on a website.



To learn more about the vulnerability, see Microsoft Security Bulletin MS16-027.

More Information

Important

  • All future security and non-security updates for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 require update 2919355 to be installed. We recommend that you install update 2919355 on your Windows RT 8.1-based, Windows 8.1-based, or Windows Server 2012 R2-based computer so that you receive future updates.

  • 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.

Note For Windows RT 8.1, this update is available through Windows Update only.

You can obtain the stand-alone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

Click the download link in Microsoft Security Bulletin MS16-027 that corresponds to the version of Windows that you are running.

More Information

Help for installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

File Information

File name

SHA1 hash

SHA256 hash

Windows8.1-KB3138910-arm.msu

5F6363935936701B169CC11BF27976F5B6999477

C6325F5CCC68F641DCCAA7754D17C2B1CB60A0A7874F863116313638F232F7DE

Windows6.1-KB3138910-x64.msu

ACCD87884DCD28F2214AD74A43E4B9639E34078B

BF45363ACCBFBE60BBADC35D9E40EBD5CA1C54F9BD9398C69754A7C7E37DE598

Windows8-RT-KB3138910-x86.msu

9FB1B93F787D97B0D4651FF38B37671F9352AB3A

5911AD2FFFEDC95F9F8BC427D6CFB61EE1280437C39C1FACFA897BE34E36CEE0

Windows8.1-KB3138910-x86.msu

CCB01DB85BDA2579E2CA16555320082E517A93D5

14ED0035D3104BB2C39518B9DCF1433D32C4DCA6AFCB9DD4D800B7743268D2FB

Windows8.1-KB3138910-x64.msu

71C7C69EA2BA887CD6492828336A8858F3616B2F

E630B4D9A984D5A361FB7A1B8B4FAC273FE737F917C29EAD96F9CC9A901070EB

Windows6.1-KB3138910-x86.msu

E881714D67D8761A20DF086510E57B29FEE06058

5D2BE4A9E194BFE32700514F9D6683769542115678D96E1D65625C00AB5D48F8

Windows8-RT-KB3138910-x64.msu

705C5D7C0EDF75A8929F8AB7360524F1700B5120

CB78828C7F4322737A60A1D5EDF85350EAD33071B447CE17E8D9C6C3AB58C91B


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

Windows 8.1, Windows RT 8.1 and Windows Server 2012 R2 file information

Notes

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

    Version

    Product

    Milestone

    Service branch

    6.3.960 0.17 xxx

    Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

    RTM

    GDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

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

For all supported ARM-based versions

File name

File version

File size

Date

Time

Platform

Mfds.dll

12.0.9600.18228

377,856

04-Feb-2016

16:35

Not applicable

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Mfds.dll

12.0.9600.18228

483,328

04-Feb-2016

17:02

x86

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Mfds.dll

12.0.9600.18228

603,648

04-Feb-2016

17:24

x64

Mfds.dll

12.0.9600.18228

483,328

04-Feb-2016

17:02

x86

Windows 7 and Windows Server 2008 R2 file information

Notes

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

    Version

    Product

    Milestone

    Service branch

    6.1.760 1.18xxx

    Windows 7 or Windows Server 2008 R2

    SP1

    GDR

    6.1.760 1.23 xxx

    Windows 7 or Windows Server 2008 R2

    SP1

    LDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

  • 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

Mfds.dll

12.0.7601.19145

381,440

05-Feb-2016

01:19

x64

Mfds.dll

12.0.7601.23346

381,440

05-Feb-2016

23:06

x64

Mfds.dll

12.0.7601.19145

296,448

04-Feb-2016

18:41

x86

Mfds.dll

12.0.7601.23346

296,448

05-Feb-2016

22:37

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Mfds.dll

12.0.7601.19145

296,448

04-Feb-2016

18:41

x86

Mfds.dll

12.0.7601.23346

296,448

05-Feb-2016

22:37

x86

Windows Server 2012 file information

Notes

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

    Version

    Product

    Milestone

    Service branch

    6.2.920 0.17xxx

    Windows Server 2012

    RTM

    GDR

    6.2.920 0.21xxx

    Windows Server 2012

    RTM

    LDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

  • 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

Mfds.dll

12.0.9200.17647

448,000

05-Feb-2016

14:48

x64

Mfds.dll

12.0.9200.21766

448,000

05-Feb-2016

16:12

x64

Mfds.dll

12.0.9200.17647

332,800

05-Feb-2016

15:05

x86

Mfds.dll

12.0.9200.21766

332,800

05-Feb-2016

16:37

x86


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