Summary

An elevation of privilege exists in Windows COM Aggregate Marshaler. An elevation of privilege vulnerability exists when Windows does not validate input correctly before it loads type libraries.

To learn more about the vulnerabilities, see the following Common Vulnerabilities and Exposures (CVE):

Fixes that are included in this security update

  • Addresses an issue in which some scanners and serial devices may stop working after security update 4074852┬áis applied.

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.

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.

More information

Prerequisites

There are no prerequisites for installing this update.

Restart information

You may have to restart the computer after you apply this update.

Update replacement information

This update doesn't replace a previously released update.

More information

How to obtain help and support for this security update

Help for installing updates: Protect yourself online

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

WindowsXP-KB4466388-x86-Embedded-ENU.exe

A55F6E9011156548AB9722DE332F609B17B415D0

A742F8B84FF530CC7A0205B629C9677352EA85B258DE020224AC6D9E279A8A02

Windows XP

x86 Windows XP

File name

File version

File size

Date

Time

Platform

SP requirement

Service branch

Kernel32.dll

5.1.2600.7593

993,792

06-Nov-2018

22:52

x86

SP3

SP3QFE

Ntdll.dll

5.1.2600.7593

720,384

06-Nov-2018

22:52

x86

SP3

SP3QFE

Ole32.dll

5.1.2600.7593

1,299,968

06-Nov-2018

06:52

x86

SP3

SP3QFE

Oleaut32.dll

5.1.2600.7593

563,200

06-Nov-2018

22:52

x86

SP3

SP3QFE

Rpcss.dll

5.1.2600.7593

404,480

06-Nov-2018

22:52

x86

SP3

SP3QFE

Updspapi.dll

6.3.13.0

382,840

01-Feb-2018

21:28

x86

None

Not applicable

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