MS12-042: Description of the security update for Windows XP and Windows Server 2003: June 12, 2012


Microsoft has released security bulletin MS12-042. To view the complete security bulletin, visit one of the following Microsoft websites:

How to obtain help and support for this security update

Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware:
Virus Solution and Security Center

Local support according to your country:
International Support

More Information

Known issues with this security update

  • After you install this security update on a computer that is running Windows XP Service Pack 3 (SP3), you may receive an error message that resembles the following:

    NTVDM.EXE has encountered a problem and needs to close

    To resolve this issue, install hotfix 2732488. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
    2732488 "NTVDM.EXE has encountered a problem and needs to close" error message when you use 16-bit applications in Windows XP


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 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 and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

Windows XP and Windows Server 2003 file information

  • The files that apply to a specific milestone (SPn) and service branch (QFE, GDR) are noted in the "SP requirement" and "Service branch" columns.
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. QFE service branches contain hotfixes in addition to widely released fixes.
  • In addition to the files that are listed in these tables, this software update also installs an associated security catalog file ( that is signed with a Microsoft digital signature.

For all supported x86-based versions of Windows XP

File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Mpsyschk.dll5.1.2600.622316,89605-May-201203:16x86NoneNot Applicable

For all supported x86-based versions of Windows Server 2003

File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Ntkrnlmp.exe5.2.3790.49982,491,39203-May-201219:36Not ApplicableSP2SP2GDR
Ntkrpamp.exe5.2.3790.49982,342,40004-May-201223:39Not ApplicableSP2SP2GDR
Ntkrnlmp.exe5.2.3790.49982,502,14403-May-201220:01Not ApplicableSP2SP2QFE
Ntkrpamp.exe5.2.3790.49982,353,66403-May-201212:38Not ApplicableSP2SP2QFE
Mpsyschk.dll5.2.3790.499817,40804-May-201210:52x86NoneNot Applicable

Article ID: 2707511 - Last Review: Sep 26, 2012 - Revision: 1

Microsoft Windows Server 2003 Service Pack 2, Microsoft Windows Server 2003, Standard Edition (32-bit x86), Microsoft Windows Server 2003, Enterprise Edition (32-bit x86), Microsoft Windows Server 2003, Datacenter Edition (32-bit x86), Microsoft Windows XP Service Pack 3, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional