Summary

This security update resolves a Microsoft Office graphics remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2023-33149.

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

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home. (See What version of Office am I using?)

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 Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the standalone 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 Deployments - Security Update Guide.

Security update replacement information

This security update replaces previously released security update 4011628.

File hash information

File name

SHA256 hash

oart2016-kb4493154-fullfile-x86-glb.exe

ACCF4C25C94745AC4FE301AD286A2D18F6FB9400938BFD97D8F4EC2103D36D14

oart2016-kb4493154-fullfile-x64-glb.exe

0C7D237746193FBEA256010E7594B261A5590F6A980FC520FB852DCD2FE2A7B8

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following table. 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 times may change when you perform certain operations on the files.

File identifier

File name

File version

File size

Date

Time

igx.dll

igx.dll

16.0.5404.1000

9754416

15-Jun-23

09:48

oart.dll

oart.dll

16.0.5404.1000

12552552

15-Jun-23

09:48

oartodf.dll

oartodf.dll

16.0.5404.1000

1838432

15-Jun-23

09:48

File identifier

File name

File version

File size

Date

Time

igx.dll

igx.dll

16.0.5404.1000

11261776

15-Jun-23

09:48

xlsrv.ecs.igx.dll

igx.dll

16.0.5404.1000

11261776

oart.dll

oart.dll

16.0.5404.1000

18296648

15-Jun-23

09:48

xlsrv.ecs.oart.dll

oart.dll

16.0.5404.1000

18296648

oartodf.dll

oartodf.dll

16.0.5393.1000

3315120

14-Jun-23

03:28

xlsrv.ecs.oartodf.dll

oartodf.dll

16.0.5393.1000

3315120

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security

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