MS15-048: Description of the security update for the .NET Framework 4.5, 4.5.1, and 4.5.2 on Windows 8, Windows RT, and Windows Server 2012: May 12, 2015

View products that this article applies to.

Introduction

This update resolves vulnerabilities in the Microsoft .NET Framework. These vulnerabilities could allow elevation of privilege if an attacker sends specially crafted data to a WinForms application that is running in partial trust.

Summary

Microsoft has released security bulletin MS15-048. Learn more about how to obtain the fixes that are included in this security bulletin:

For individual, small business, and organizational users, use the Windows automatic updating feature to install the fixes from Microsoft Update. To do this, see Get security updates automatically on the Microsoft Safety and Security Center website.
For IT professionals, see Microsoft Security Bulletin MS15-048 on the Security TechCenter website.

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 Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

More information about this security update

Download information

To install this update, install it from Microsoft Windows Update.

Additionally, you can install this update from the Microsoft Download Center.

Command-line switches for this update

Learn about the various command-line switches that are supported by this Microsoft .NET Framework update.

Restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update replaces update 2789649.

Update removal information

Note We do not recommend that you remove any security update.

To remove this update, use the Programs and Features item in Control Panel.

The English (United States) version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the 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 the times may change when you perform certain operations on the files.

For all supported x86-based versions of systemsGDR service branch

File name	File version	File size	Date	Time
system.windows.forms.resources.dll	4.0.30319.34209	739,576	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	685,304	06-Jun-2014	04:24
system.windows.forms.resources.dll	4.0.30319.34209	669,432	06-Jun-2014	04:24
system.windows.forms.resources.dll	4.0.30319.34209	692,984	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	837,368	06-Jun-2014	04:24
system.windows.forms.resources.dll	4.0.30319.34209	685,304	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	675,576	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	691,960	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	710,392	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	695,032	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	686,840	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	707,832	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	668,920	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	662,776	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	708,344	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	685,304	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	677,112	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	682,744	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	800,504	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	669,944	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	680,184	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	615,672	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	621,304	06-Jun-2014	04:25
system.windows.forms.dll	4.0.30319.34250	4,859,560	13-Feb-2015	23:16

LDR service branch

File name	File version	File size	Date	Time
system.windows.forms.resources.dll	4.0.30319.36213	739,576	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	685,304	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	669,432	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	692,984	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	837,368	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	685,304	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	675,576	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	691,960	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	710,392	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	695,032	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	686,840	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	707,832	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	668,920	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	662,776	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	708,344	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	685,304	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	677,112	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	682,744	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	800,504	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	669,944	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	680,184	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	615,672	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	621,304	05-Jun-2014	01:10
system.windows.forms.dll	4.0.30319.36286	4,859,544	13-Feb-2015	23:24

For all supported x64-based versions of systemsGDR service branch

File name	File version	File size	Date	Time
system.windows.forms.dll	4.0.30319.34250	4,859,560	13-Feb-2015	23:17
system.windows.forms.resources.dll	4.0.30319.34209	739,576	06-Jun-2014	06:23
system.windows.forms.resources.dll	4.0.30319.34209	685,304	06-Jun-2014	04:38
system.windows.forms.resources.dll	4.0.30319.34209	669,432	06-Jun-2014	04:38
system.windows.forms.resources.dll	4.0.30319.34209	692,984	06-Jun-2014	06:23
system.windows.forms.resources.dll	4.0.30319.34209	837,368	06-Jun-2014	04:38
system.windows.forms.resources.dll	4.0.30319.34209	685,304	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.34209	675,576	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	691,960	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.34209	710,392	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	695,032	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	686,840	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	707,832	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.34209	668,920	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	662,776	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	708,344	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	685,304	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	677,112	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	682,744	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	800,504	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	669,944	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	680,184	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	615,672	06-Jun-2014	05:28
system.windows.forms.resources.dll	4.0.30319.34209	621,304	06-Jun-2014	05:28
system.windows.forms.dll	4.0.30319.34250	4,859,560	13-Feb-2015	23:16

LDR service branch

File name	File version	File size	Date	Time
system.windows.forms.dll	4.0.30319.36286	4,859,544	13-Feb-2015	23:25
system.windows.forms.resources.dll	4.0.30319.36213	739,576	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.36213	685,304	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	669,432	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	692,984	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.36213	837,368	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	685,304	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.36213	675,576	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	691,960	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.36213	710,392	29-Oct-2014	18:40
system.windows.forms.resources.dll	4.0.30319.36213	695,032	29-Oct-2014	18:42
system.windows.forms.resources.dll	4.0.30319.36213	686,840	29-Oct-2014	18:41
system.windows.forms.resources.dll	4.0.30319.36213	707,832	05-Jun-2014	01:12
system.windows.forms.resources.dll	4.0.30319.36213	668,920	29-Oct-2014	18:42
system.windows.forms.resources.dll	4.0.30319.36213	662,776	29-Oct-2014	18:41
system.windows.forms.resources.dll	4.0.30319.36213	708,344	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	685,304	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	677,112	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	682,744	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.36213	800,504	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.36213	669,944	05-Jun-2014	01:30
system.windows.forms.resources.dll	4.0.30319.36213	680,184	05-Jun-2014	01:30
system.windows.forms.resources.dll	4.0.30319.36213	615,672	05-Jun-2014	01:30
system.windows.forms.resources.dll	4.0.30319.36213	621,304	05-Jun-2014	01:30
system.windows.forms.dll	4.0.30319.36286	4,859,544	13-Feb-2015	23:24

For all supported ARM-based versions of systems

File name	File version	File size	Date	Time
system.windows.forms.resources.dll	4.0.30319.34209	741,448	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	687,184	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	671,304	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	694,864	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	839,232	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	687,184	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	677,448	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	693,840	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	712,264	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	696,912	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	688,712	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	709,712	05-Jun-2014	01:11
system.windows.forms.resources.dll	4.0.30319.34209	670,784	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	664,648	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	710,224	12-Jun-2014	00:23
system.windows.forms.resources.dll	4.0.30319.34209	687,184	12-Jun-2014	00:24
system.windows.forms.resources.dll	4.0.30319.34209	678,984	12-Jun-2014	00:23
system.windows.forms.resources.dll	4.0.30319.34209	684,624	12-Jun-2014	00:24
system.windows.forms.resources.dll	4.0.30319.34209	802,376	12-Jun-2014	00:22
system.windows.forms.resources.dll	4.0.30319.34209	671,824	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	682,056	05-Jun-2014	01:10
system.windows.forms.resources.dll	4.0.30319.34209	617,552	06-Jun-2014	04:25
system.windows.forms.resources.dll	4.0.30319.34209	623,176	06-Jun-2014	04:25
system.windows.forms.dll	4.0.30319.34250	4,859,560	13-Feb-2015	23:16

Applies toThis article applies to the following:

Microsoft .NET Framework 4.5.2 when used with:
- Windows Server 2012
- Windows 8
- Windows RT
Microsoft .NET Framework 4.5.1 when used with:
- Windows Server 2012
- Windows 8
- Windows RT
Microsoft .NET Framework 4.5 when used with:
- Windows Server 2012
- Windows 8
- Windows RT

MS15-048: Description of the security update for the .NET Framework 4.5, 4.5.1, and 4.5.2 on Windows 8, Windows RT, and Windows Server 2012: May 12, 2015

Introduction

Summary

How to obtain help and support for this security update

More information about this security update

Download information

Command-line switches for this update

Restart information

Update replacement information

Update removal information

Need more help?

Want more options?

Was this information helpful?

Thank you for your feedback!

Introduction

Summary

How to obtain help and support for this security update

More information about this security update

Download information

Command-line switches for this update

Restart information

Update replacement information

Update removal information

File information

Need more help?

Want more options?

Was this information helpful?

Thank you for your feedback!