Summary

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Security Bulletin MS16-088.

Note To apply this security update, you must have the release version of Word 2016 installed on the computer.

For a complete list of affected versions of Microsoft Office software, see Microsoft Knowledge Base article KB3170008.

Improvements and fixes

This security update contains improvements and fixes for the following nonsecurity issues:

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see the "Turn on automatic updating in Control Panel" section of this Safety & Security Center article.

Method 2: Microsoft Download Center

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

More Information

Security update deployment information

For deployment information about this update, see Microsoft Knowledge Base article KB3170008.

Security update replacement information

This security update replaces previously released security update KB3115182.

File hash information

Package Name

Package Hash SHA 1

Package Hash SHA 2

word2016-kb3115301-fullfile-x86-glb.exe

AEC1CCD45F510997A0CA358683FA009C69C1274F

4CCD6A4FB3262B8B55B781B1CC98F14C8B2A17AD1E99E0F48C45D06D96B9D407

word2016-kb3115301-fullfile-x64-glb.exe

BEBDFFD5090E64D643312FE2571DCB30335AA823

E84AD0DAD09577B7025C6B7A468B39EAF4CDFBBC05BDE3D4B153EA7F21F19AB4

The English version of this security update has the file attributes (or later file attributes) that are listed in the following table.

For all supported x86-based versions of Word 2016

File identifier

File name

File version

File size

Date

Time

wwintl.dll_1026

wwintl.dll

16.0.4339.1000

818872

15-Jun-16

01:32

wwintl.dll_1030

wwintl.dll

16.0.4339.1000

805560

15-Jun-16

01:32

wwintl.dll_3082

wwintl.dll

16.0.4339.1000

845496

15-Jun-16

01:32

wwintl.dll_1061

wwintl.dll

16.0.4339.1000

769208

15-Jun-16

01:32

wwintl.dll_1050

wwintl.dll

16.0.4339.1000

828600

15-Jun-16

01:32

wwintl.dll_1038

wwintl.dll

16.0.4339.1000

884408

15-Jun-16

01:32

wwintl.dll_1040

wwintl.dll

16.0.4339.1000

836280

15-Jun-16

01:32

wwintl.dll_1041

wwintl.dll

16.0.4339.1000

788152

15-Jun-16

01:32

wwintl.dll_1087

wwintl.dll

16.0.4339.1000

878776

15-Jun-16

01:32

wwintl.dll_1044

wwintl.dll

16.0.4339.1000

794808

15-Jun-16

01:32

wwintl.dll_1045

wwintl.dll

16.0.4339.1000

850104

15-Jun-16

01:32

wwintl.dll_1046

wwintl.dll

16.0.4339.1000

851648

15-Jun-16

01:33

wwintl.dll_2070

wwintl.dll

16.0.4339.1000

859320

15-Jun-16

01:33

wwintl.dll_1048

wwintl.dll

16.0.4339.1000

894136

15-Jun-16

01:33

wwintl.dll_1049

wwintl.dll

16.0.4339.1000

807608

15-Jun-16

01:33

wwintl.dll_1060

wwintl.dll

16.0.4339.1000

819384

15-Jun-16

01:33

wwintl.dll_2074

wwintl.dll

16.0.4309.1000

806560

15-Jun-16

01:33

wwintl.dll_9242

wwintl.dll

16.0.4339.1000

815808

15-Jun-16

01:33

wwintl.dll_1054

wwintl.dll

16.0.4339.1000

822968

15-Jun-16

01:33

wwintl.dll_1055

wwintl.dll

16.0.4339.1000

879800

15-Jun-16

01:33

wwintl.dll_1058

wwintl.dll

16.0.4339.1000

818360

15-Jun-16

01:33

wwintl.dll_1066

wwintl.dll

16.0.4339.1000

911032

15-Jun-16

01:33

wwintl.dll_2052

wwintl.dll

16.0.4339.1000

694968

15-Jun-16

01:33

wwintl.dll_1028

wwintl.dll

16.0.4339.1000

703672

15-Jun-16

01:33

pdfreflow.exe

pdfreflow.exe

16.0.4405.1000

10302160

15-Jun-16

11:34

wwintl.dll_1033

wwintl.dll

16.0.4309.1000

689312

14-Jun-16

01:20

winword.exe

winword.exe

16.0.4405.1000

1936064

15-Jun-16

11:34

wrd12cnv.dll

wordcnv.dll

16.0.4405.1000

9156280

15-Jun-16

11:34

wwlib.dll

wwlib.dll

16.0.4405.1000

29568192

15-Jun-16

11:34

For all supported x64-based versions of Word 2016

File identifier

File name

File version

File size

Date

Time

wdsrv.conversion.word.wwintl.dll_1025

wwintl.dll

16.0.4405.1000

942272

15-Jun-16

11:31

wwintl.dll_1025

wwintl.dll

16.0.4405.1000

942272

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1026

wwintl.dll

16.0.4405.1000

897720

15-Jun-16

11:31

wwintl.dll_1026

wwintl.dll

16.0.4405.1000

897720

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1029

wwintl.dll

16.0.4405.1000

953536

15-Jun-16

11:31

wwintl.dll_1029

wwintl.dll

16.0.4405.1000

953536

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1030

wwintl.dll

16.0.4405.1000

884416

15-Jun-16

11:31

wwintl.dll_1030

wwintl.dll

16.0.4405.1000

884416

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1031

wwintl.dll

16.0.4405.1000

964792

15-Jun-16

11:31

wwintl.dll_1031

wwintl.dll

16.0.4405.1000

964792

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1032

wwintl.dll

16.0.4405.1000

955072

15-Jun-16

11:31

wwintl.dll_1032

wwintl.dll

16.0.4405.1000

955072

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_3082

wwintl.dll

16.0.4405.1000

924344

15-Jun-16

11:31

wwintl.dll_3082

wwintl.dll

16.0.4405.1000

924344

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1061

wwintl.dll

16.0.4405.1000

848064

15-Jun-16

11:31

wwintl.dll_1061

wwintl.dll

16.0.4405.1000

848064

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1035

wwintl.dll

16.0.4405.1000

895160

15-Jun-16

11:31

wwintl.dll_1035

wwintl.dll

16.0.4405.1000

895160

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1036

wwintl.dll

16.0.4405.1000

960696

15-Jun-16

11:31

wwintl.dll_1036

wwintl.dll

16.0.4405.1000

960696

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1037

wwintl.dll

16.0.4405.1000

881344

15-Jun-16

11:31

wwintl.dll_1037

wwintl.dll

16.0.4405.1000

881344

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1081

wwintl.dll

16.0.4405.1000

942272

15-Jun-16

11:31

wwintl.dll_1081

wwintl.dll

16.0.4405.1000

942272

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1050

wwintl.dll

16.0.4405.1000

907448

15-Jun-16

11:31

wwintl.dll_1050

wwintl.dll

16.0.4405.1000

907448

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1038

wwintl.dll

16.0.4405.1000

963256

15-Jun-16

11:31

wwintl.dll_1038

wwintl.dll

16.0.4405.1000

963256

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1057

wwintl.dll

16.0.4405.1000

856248

15-Jun-16

11:31

wwintl.dll_1057

wwintl.dll

16.0.4405.1000

856248

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1040

wwintl.dll

16.0.4405.1000

915136

15-Jun-16

11:31

wwintl.dll_1040

wwintl.dll

16.0.4405.1000

915136

15-Jun-16

11:31

wac.word.wwintl.dll_1041

wwintl.dll

16.0.4405.1000

867008

wdsrv.conversion.word.wwintl.dll_1041

wwintl.dll

16.0.4405.1000

867008

15-Jun-16

11:31

wwintl.dll_1041

wwintl.dll

16.0.4405.1000

867008

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1087

wwintl.dll

16.0.4405.1000

957632

15-Jun-16

11:31

wwintl.dll_1087

wwintl.dll

16.0.4405.1000

957632

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1042

wwintl.dll

16.0.4405.1000

860344

15-Jun-16

11:31

wwintl.dll_1042

wwintl.dll

16.0.4405.1000

860344

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1063

wwintl.dll

16.0.4405.1000

914104

15-Jun-16

11:31

wwintl.dll_1063

wwintl.dll

16.0.4405.1000

914104

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1062

wwintl.dll

16.0.4405.1000

901312

15-Jun-16

11:31

wwintl.dll_1062

wwintl.dll

16.0.4405.1000

901312

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1086

wwintl.dll

16.0.4405.1000

859840

15-Jun-16

11:31

wwintl.dll_1086

wwintl.dll

16.0.4405.1000

859840

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1044

wwintl.dll

16.0.4405.1000

873656

15-Jun-16

11:31

wwintl.dll_1044

wwintl.dll

16.0.4405.1000

873656

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1043

wwintl.dll

16.0.4405.1000

913080

15-Jun-16

11:31

wwintl.dll_1043

wwintl.dll

16.0.4405.1000

913080

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1045

wwintl.dll

16.0.4405.1000

929472

15-Jun-16

11:31

wwintl.dll_1045

wwintl.dll

16.0.4405.1000

929472

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1046

wwintl.dll

16.0.4405.1000

930488

15-Jun-16

11:31

wwintl.dll_1046

wwintl.dll

16.0.4405.1000

930488

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_2070

wwintl.dll

16.0.4405.1000

938176

15-Jun-16

11:31

wwintl.dll_2070

wwintl.dll

16.0.4405.1000

938176

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1048

wwintl.dll

16.0.4405.1000

973504

15-Jun-16

11:31

wwintl.dll_1048

wwintl.dll

16.0.4405.1000

973504

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1049

wwintl.dll

16.0.4405.1000

886464

15-Jun-16

11:31

wwintl.dll_1049

wwintl.dll

16.0.4405.1000

886464

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1051

wwintl.dll

16.0.4405.1000

968376

15-Jun-16

11:31

wwintl.dll_1051

wwintl.dll

16.0.4405.1000

968376

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1060

wwintl.dll

16.0.4405.1000

898240

15-Jun-16

11:31

wwintl.dll_1060

wwintl.dll

16.0.4405.1000

898240

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_2074

wwintl.dll

16.0.4405.1000

894648

15-Jun-16

11:31

wwintl.dll_2074

wwintl.dll

16.0.4405.1000

894648

15-Jun-16

11:31

wac.word.wwintl.dll_9242

wwintl.dll

16.0.4405.1000

894648

wdsrv.conversion.word.wwintl.dll_9242

wwintl.dll

16.0.4405.1000

894648

15-Jun-16

11:31

wwintl.dll_9242

wwintl.dll

16.0.4405.1000

894648

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1053

wwintl.dll

16.0.4405.1000

880320

15-Jun-16

11:31

wwintl.dll_1053

wwintl.dll

16.0.4405.1000

880320

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1054

wwintl.dll

16.0.4405.1000

902328

15-Jun-16

11:31

wwintl.dll_1054

wwintl.dll

16.0.4405.1000

902328

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1055

wwintl.dll

16.0.4405.1000

958656

15-Jun-16

11:31

wwintl.dll_1055

wwintl.dll

16.0.4405.1000

958656

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1058

wwintl.dll

16.0.4405.1000

897216

15-Jun-16

11:31

wwintl.dll_1058

wwintl.dll

16.0.4405.1000

897216

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1066

wwintl.dll

16.0.4405.1000

989880

15-Jun-16

11:31

wwintl.dll_1066

wwintl.dll

16.0.4405.1000

989880

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_2052

wwintl.dll

16.0.4405.1000

774336

15-Jun-16

11:31

wwintl.dll_2052

wwintl.dll

16.0.4405.1000

774336

15-Jun-16

11:31

wdsrv.conversion.word.wwintl.dll_1028

wwintl.dll

16.0.4405.1000

783032

15-Jun-16

11:31

wwintl.dll_1028

wwintl.dll

16.0.4405.1000

783032

15-Jun-16

11:31

pdfreflow.exe

pdfreflow.exe

16.0.4405.1000

15915728

15-Jun-16

11:33

wac.word.wwintl.dll_1033

wwintl.dll

16.0.4309.1000

768672

wdsrv.conversion.word.wwintl.dll_1033

wwintl.dll

16.0.4309.1000

768672

wwintl.dll_1033

wwintl.dll

16.0.4309.1000

768672

14-Jun-16

01:22

winword.exe

winword.exe

16.0.4405.1000

1939128

15-Jun-16

11:33

wrd12cnv.dll

wordcnv.dll

16.0.4405.1000

11857088

15-Jun-16

11:33

wwlib.dll

wwlib.dll

37173944

15-Jun-16

11:33


Help for installing updates:
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