Description of Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows 7 SP1 and Server 2008 R2 SP1 and for .NET Framework 4.6 for Server 2008 SP2 (KB 4495588)

Applies to:

Microsoft .NET Framework 4.6

Summary

Denial of service vulnerabilities exist when .NET Framework improperly handles objects in heap memory, or when .NET Framework and .NET Core improperly process RegEx strings.

To learn more about the vulnerabilities, go to the following Common Vulnerabilities and Exposures (CVE).

Important

  • All updates for .NET Framework 4.6 for Windows Server 2008 Service Pack 2 (SP2) require that the d3dcompiler_47.dll update is installed. We recommend that you install the included d3dcompiler_47.dll update before you apply this update. For more information about the d3dcompiler_47.dll, see KB 4019990.

  • 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.

Additional information about this update

For more information about this update as it relates to its particular Windows version(s), see the following article(s) in the Microsoft Knowledge Base:

  • 4499409 Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 for Windows Server 2008 SP2 (KB4499409)

  • 4499406 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 7 SP1 and Server 2008 R2 SP1 (KB4499406)

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 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.

Method 3: Windows Software Update Services (WSUS)

On your WSUS server, follow these steps:

  1. Select Start, select Administrative Tools, and then select Microsoft Windows Server Update Services 3.0.

  2. Expand ComputerName, and then select Action.

  3. Select Import Updates.

  4. WSUS opens a browser window in which you may be prompted to install an ActiveX control. You must install the ActiveX control to continue.

  5. After the ActiveX control is installed, you see the Microsoft Update Catalog screen. Type 4499409 for Windows Server 2008 SP2 or type 4499406 for Windows 7 SP1 and Server 2008 R2 SP1 into the Search box, and then select Search.

  6. Locate the .NET Framework packages that match the operating systems, languages, and processors in your environment. Select Add to add them to your basket.

  7. After you select all the packages that you require, select View Basket.

  8. To import the packages to your WSUS server, selectImport.

  9. After the packages are imported, selectClose to return to WSUS.

The updates are now available for installation through WSUS.

Update deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

20190514 Security update deployment information: May, 14, 2019

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.

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 previously released updates 4487081 and 4487259 and 4487078 and 4487256.

File information

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 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.

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

File information

File hash information

File name

SHA1 hash

SHA256 hash

NDP46-KB4495588-x64.exe

CD387E77D1F73443776C35DD9CFA8F5581B93277

43C305F2233A065095401BD94F9A1B975AD3CF6E7ED625C388F8CAD97A939CD1

NDP46-KB4495588-x86.exe

057AA7F4C87DCD7FBB4225E170A901A622B72AD7

AEC1C554EA138F5C6AAD1CE5E4D9D375FE0D940D819EF30B6055451698D40447

For all supported x64-based versions

File name

File version

File size

Date

Time

Aspnet_perf.dll

4.7.3282.0

46,144

09-Apr-2019

19:39

Aspnet_perf.dll

4.7.3282.0

42,792

09-Apr-2019

19:39

aspnet_wp.exe

4.7.3282.0

50,904

09-Apr-2019

19:39

aspnet_wp.exe

4.7.3282.0

46,088

09-Apr-2019

19:39

clr.dll

4.7.3416.0

10,377,776

09-Apr-2019

19:57

clr.dll

4.7.3416.0

7,249,456

09-Apr-2019

19:42

clrjit.dll

4.7.3416.0

1,221,680

09-Apr-2019

19:58

clrjit.dll

4.7.3416.0

522,800

09-Apr-2019

19:42

compatjit.dll

4.7.3416.0

1,259,568

09-Apr-2019

19:58

dfdll.dll

4.7.3221.0

191,696

09-Apr-2019

19:39

dfdll.dll

4.7.3221.0

159,952

09-Apr-2019

19:39

GlobalUserInterface.CompositeFont

186,009

09-Apr-2019

19:39

mscordacwks.dll

4.7.3416.0

1,840,176

09-Apr-2019

19:58

mscordacwks.dll

4.7.3416.0

1,343,016

09-Apr-2019

19:42

mscordbi.dll

4.7.3416.0

1,622,064

09-Apr-2019

19:58

mscordbi.dll

4.7.3416.0

1,168,936

09-Apr-2019

19:42

mscoreei.dll

4.7.3221.0

630,496

09-Apr-2019

19:39

mscoreei.dll

4.7.3221.0

511,712

09-Apr-2019

19:39

mscorlib.dll

4.7.3416.0

5,427,248

09-Apr-2019

19:58

mscorlib.dll

4.7.3416.0

5,645,360

09-Apr-2019

19:42

msvcp120_clr0400.dll

12.0.52519.0

690,008

09-Apr-2019

19:58

msvcp120_clr0400.dll

12.0.52519.0

485,576

09-Apr-2019

19:42

msvcr120_clr0400.dll

12.0.52519.0

993,632

09-Apr-2019

19:58

msvcr120_clr0400.dll

12.0.52519.0

987,840

09-Apr-2019

19:42

VsVersion.dll

14.7.3362.0

19,000

09-Apr-2019

19:39

VsVersion.dll

14.7.3362.0

19,000

09-Apr-2019

19:39

peverify.dll

4.7.3416.0

260,144

09-Apr-2019

19:58

peverify.dll

4.7.3416.0

188,696

09-Apr-2019

19:42

PresentationCore.dll

4.7.3362.0

3,613,960

09-Apr-2019

19:39

PresentationCore.dll

4.7.3362.0

3,636,280

09-Apr-2019

19:39

PresentationFramework.dll

4.7.3362.0

6,237,240

09-Apr-2019

19:39

PresentationFramework-SystemData.dll

4.7.3362.0

24,320

09-Apr-2019

19:39

PresentationHost_v0400.dll

4.7.3362.0

277,560

09-Apr-2019

19:39

PresentationHost_v0400.dll.mui

4.7.3362.0

84,744

09-Apr-2019

19:39

PresentationHost_v0400.dll

4.7.3362.0

214,280

09-Apr-2019

19:39

PresentationHost_v0400.dll.mui

4.7.3362.0

84,536

09-Apr-2019

19:39

PresentationNative_v0400.dll

4.7.3362.0

1,109,560

09-Apr-2019

19:39

PresentationNative_v0400.dll

4.7.3362.0

826,936

09-Apr-2019

19:39

ServiceMonikerSupport.dll

4.7.3324.0

31,488

09-Apr-2019

19:39

ServiceMonikerSupport.dll

4.7.3324.0

29,440

09-Apr-2019

19:39

SMDiagnostics.dll

4.7.3324.0

74,048

09-Apr-2019

19:39

SOS.dll

4.7.3416.0

871,984

09-Apr-2019

19:58

SOS.dll

4.7.3416.0

743,688

09-Apr-2019

19:42

System.Activities.dll

4.7.3324.0

1,532,712

09-Apr-2019

19:39

System.ComponentModel.DataAnnotations.dll

4.7.3221.0

127,400

09-Apr-2019

19:39

System.Core.dll

4.7.3362.0

1,552,208

09-Apr-2019

19:39

System.Data.Entity.dll

4.7.3221.0

4,035,664

09-Apr-2019

19:39

System.DirectoryServices.AccountManagement.dll

4.7.3221.0

297,648

09-Apr-2019

19:39

System.IdentityModel.dll

4.7.3324.0

1,090,368

09-Apr-2019

19:39

System.IdentityModel.Services.dll

4.7.3324.0

198,400

09-Apr-2019

19:39

System.Runtime.Serialization.dll

4.7.3324.0

1,056,552

09-Apr-2019

19:39

System.ServiceModel.Channels.dll

4.7.3324.0

157,952

09-Apr-2019

19:39

System.ServiceModel.Discovery.dll

4.7.3324.0

308,464

09-Apr-2019

19:39

System.ServiceModel.dll

4.7.3324.0

6,322,496

09-Apr-2019

19:39

System.ServiceModel.Internals.dll

4.7.3324.0

260,928

09-Apr-2019

19:39

System.ServiceModel.Routing.dll

4.7.3221.0

132,208

09-Apr-2019

19:39

System.ServiceModel.WasHosting.dll

4.7.3324.0

40,192

09-Apr-2019

19:39

System.Web.ApplicationServices.dll

4.7.3282.0

71,120

09-Apr-2019

19:39

System.Web.Extensions.dll

4.7.3282.0

1,850,264

09-Apr-2019

19:39

System.Workflow.Activities.dll

4.7.3353.0

1,051,192

09-Apr-2019

19:39

System.Workflow.ComponentModel.dll

4.7.3353.0

1,549,880

09-Apr-2019

19:39

System.Workflow.Runtime.dll

4.7.3353.0

498,936

09-Apr-2019

19:39

System.Runtime.Caching.dll

4.7.3221.0

109,864

09-Apr-2019

19:39

System.configuration.dll

4.7.3324.0

419,648

09-Apr-2019

19:39

System.Data.dll

4.7.3260.0

3,524,864

09-Apr-2019

19:39

System.Data.dll

4.7.3260.0

3,462,912

09-Apr-2019

19:39

System.Data.SqlXml.dll

4.7.3221.0

734,520

09-Apr-2019

19:39

System.Deployment.dll

4.7.3221.0

879,408

09-Apr-2019

19:39

System.DirectoryServices.Protocols.dll

4.7.3221.0

201,624

09-Apr-2019

19:39

System.dll

4.7.3416.0

3,562,312

09-Apr-2019

19:42

System.Drawing.dll

4.7.3221.0

600,864

09-Apr-2019

19:39

System.Management.dll

4.7.3221.0

415,536

09-Apr-2019

19:39

System.Net.Http.dll

4.7.3221.0

204,584

09-Apr-2019

19:39

System.Runtime.Remoting.dll

4.7.3221.0

347,472

09-Apr-2019

19:39

System.Security.dll

4.7.3221.0

325,928

09-Apr-2019

19:39

System.Transactions.dll

4.7.3221.0

311,048

09-Apr-2019

19:39

System.Transactions.dll

4.7.3221.0

309,328

09-Apr-2019

19:39

System.Web.dll

4.7.3282.0

5,398,280

09-Apr-2019

19:39

System.Web.dll

4.7.3282.0

5,416,232

09-Apr-2019

19:39

System.Windows.Controls.Ribbon.dll

4.7.3362.0

742,456

09-Apr-2019

19:39

System.Windows.Forms.dll

4.7.3324.0

5,236,640

09-Apr-2019

19:39

System.Xaml.dll

4.7.3362.0

642,176

09-Apr-2019

19:39

System.XML.dll

4.7.3221.0

2,670,344

09-Apr-2019

19:39

UIAutomationClient.dll

4.7.3362.0

177,720

09-Apr-2019

19:39

UIAutomationClientsideProviders.dll

4.7.3362.0

361,016

09-Apr-2019

19:39

UIAutomationProvider.dll

4.7.3362.0

48,904

09-Apr-2019

19:39

UIAutomationTypes.dll

4.7.3362.0

220,936

09-Apr-2019

19:39

webengine.dll

4.7.3282.0

26,168

09-Apr-2019

19:39

webengine.dll

4.7.3282.0

24,840

09-Apr-2019

19:39

webengine4.dll

4.7.3282.0

667,192

09-Apr-2019

19:39

webengine4.dll

4.7.3282.0

550,152

09-Apr-2019

19:39

WindowsBase.dll

4.7.3362.0

1,296,136

09-Apr-2019

19:39

WMINet_Utils.dll

4.7.3221.0

188,144

09-Apr-2019

19:39

WMINet_Utils.dll

4.7.3221.0

136,432

09-Apr-2019

19:39

WorkflowServiceHostPerformanceCounters.dll

4.7.3353.0

101,112

09-Apr-2019

19:39

WorkflowServiceHostPerformanceCounters.dll

4.7.3353.0

89,352

09-Apr-2019

19:39

WPFFontCache_v0400.exe.mui

4.7.3362.0

19,232

09-Apr-2019

19:39

WPFFontCache_v0400.exe.mui

4.7.3362.0

19,208

09-Apr-2019

19:39

WPFFontCache_v0400.exe

4.7.3362.0

26,936

09-Apr-2019

19:39

WPFFontCache_v0400.exe

4.7.3362.0

25,920

09-Apr-2019

19:39

wpfgfx_v0400.dll

4.7.3362.0

1,764,408

09-Apr-2019

19:39

wpfgfx_v0400.dll

4.7.3362.0

1,345,080

09-Apr-2019

19:39

Placeholder.dll

4.7.3362.0

25,656

09-Apr-2019

19:39

Placeholder.dll

4.7.3362.0

24,632

09-Apr-2019

19:39

PenIMC2_v0400.dll

4.7.3362.0

104,504

09-Apr-2019

19:39

PenIMC2_v0400.dll

4.7.3362.0

86,280

09-Apr-2019

19:39

For all supported x86-based versions

File name

File version

File size

Date

Time

Aspnet_perf.dll

4.7.3282.0

42,792

09-Apr-2019

19:39

aspnet_wp.exe

4.7.3282.0

46,088

09-Apr-2019

19:39

clr.dll

4.7.3416.0

7,249,456

09-Apr-2019

19:42

clrjit.dll

4.7.3416.0

522,800

09-Apr-2019

19:42

dfdll.dll

4.7.3221.0

159,952

09-Apr-2019

19:39

GlobalUserInterface.CompositeFont

186,009

09-Apr-2019

19:39

mscordacwks.dll

4.7.3416.0

1,343,016

09-Apr-2019

19:42

mscordbi.dll

4.7.3416.0

1,168,936

09-Apr-2019

19:42

mscoreei.dll

4.7.3221.0

511,712

09-Apr-2019

19:39

mscorlib.dll

4.7.3416.0

5,645,360

09-Apr-2019

19:42

msvcp120_clr0400.dll

12.0.52519.0

485,576

09-Apr-2019

19:42

msvcr120_clr0400.dll

12.0.52519.0

987,840

09-Apr-2019

19:42

VsVersion.dll

14.7.3362.0

19,000

09-Apr-2019

19:39

peverify.dll

4.7.3416.0

188,696

09-Apr-2019

19:42

PresentationCore.dll

4.7.3362.0

3,636,280

09-Apr-2019

19:39

PresentationFramework.dll

4.7.3362.0

6,237,240

09-Apr-2019

19:39

PresentationFramework-SystemData.dll

4.7.3362.0

24,320

09-Apr-2019

19:39

PresentationHost_v0400.dll

4.7.3362.0

214,280

09-Apr-2019

19:39

PresentationHost_v0400.dll.mui

4.7.3362.0

84,536

09-Apr-2019

19:39

PresentationNative_v0400.dll

4.7.3362.0

826,936

09-Apr-2019

19:39

ServiceMonikerSupport.dll

4.7.3324.0

29,440

09-Apr-2019

19:39

SMDiagnostics.dll

4.7.3324.0

74,048

09-Apr-2019

19:39

SOS.dll

4.7.3416.0

743,688

09-Apr-2019

19:42

System.Activities.dll

4.7.3324.0

1,532,712

09-Apr-2019

19:39

System.ComponentModel.DataAnnotations.dll

4.7.3221.0

127,400

09-Apr-2019

19:39

System.Core.dll

4.7.3362.0

1,552,208

09-Apr-2019

19:39

System.Data.Entity.dll

4.7.3221.0

4,035,664

09-Apr-2019

19:39

System.DirectoryServices.AccountManagement.dll

4.7.3221.0

297,648

09-Apr-2019

19:39

System.IdentityModel.dll

4.7.3324.0

1,090,368

09-Apr-2019

19:39

System.IdentityModel.Services.dll

4.7.3324.0

198,400

09-Apr-2019

19:39

System.Runtime.Serialization.dll

4.7.3324.0

1,056,552

09-Apr-2019

19:39

System.ServiceModel.Channels.dll

4.7.3324.0

157,952

09-Apr-2019

19:39

System.ServiceModel.Discovery.dll

4.7.3324.0

308,464

09-Apr-2019

19:39

System.ServiceModel.dll

4.7.3324.0

6,322,496

09-Apr-2019

19:39

System.ServiceModel.Internals.dll

4.7.3324.0

260,928

09-Apr-2019

19:39

System.ServiceModel.Routing.dll

4.7.3221.0

132,208

09-Apr-2019

19:39

System.ServiceModel.WasHosting.dll

4.7.3324.0

40,192

09-Apr-2019

19:39

System.Web.ApplicationServices.dll

4.7.3282.0

71,120

09-Apr-2019

19:39

System.Web.Extensions.dll

4.7.3282.0

1,850,264

09-Apr-2019

19:39

System.Workflow.Activities.dll

4.7.3353.0

1,051,192

09-Apr-2019

19:39

System.Workflow.ComponentModel.dll

4.7.3353.0

1,549,880

09-Apr-2019

19:39

System.Workflow.Runtime.dll

4.7.3353.0

498,936

09-Apr-2019

19:39

System.Runtime.Caching.dll

4.7.3221.0

109,864

09-Apr-2019

19:39

System.Configuration.dll

4.7.3324.0

419,648

09-Apr-2019

19:39

System.Data.dll

4.7.3260.0

3,462,912

09-Apr-2019

19:39

System.Data.SqlXml.dll

4.7.3221.0

734,520

09-Apr-2019

19:39

System.Deployment.dll

4.7.3221.0

879,408

09-Apr-2019

19:39

System.DirectoryServices.Protocols.dll

4.7.3221.0

201,624

09-Apr-2019

19:39

System.dll

4.7.3416.0

3,562,312

09-Apr-2019

19:42

System.Drawing.dll

4.7.3221.0

600,864

09-Apr-2019

19:39

System.Management.dll

4.7.3221.0

415,536

09-Apr-2019

19:39

System.Net.Http.dll

4.7.3221.0

204,584

09-Apr-2019

19:39

System.Runtime.Remoting.dll

4.7.3221.0

347,472

09-Apr-2019

19:39

System.Security.dll

4.7.3221.0

325,928

09-Apr-2019

19:39

System.Transactions.dll

4.7.3221.0

309,328

09-Apr-2019

19:39

System.Web.dll

4.7.3282.0

5,416,232

09-Apr-2019

19:39

System.Windows.Controls.Ribbon.dll

4.7.3362.0

742,456

09-Apr-2019

19:39

System.Windows.Forms.dll

4.7.3324.0

5,236,640

09-Apr-2019

19:39

System.Xaml.dll

4.7.3362.0

642,176

09-Apr-2019

19:39

System.Xml.dll

4.7.3221.0

2,670,344

09-Apr-2019

19:39

UIAutomationClient.dll

4.7.3362.0

177,720

09-Apr-2019

19:39

UIAutomationClientsideProviders.dll

4.7.3362.0

361,016

09-Apr-2019

19:39

UIAutomationProvider.dll

4.7.3362.0

48,904

09-Apr-2019

19:39

UIAutomationTypes.dll

4.7.3362.0

220,936

09-Apr-2019

19:39

webengine.dll

4.7.3282.0

24,840

09-Apr-2019

19:39

webengine4.dll

4.7.3282.0

550,152

09-Apr-2019

19:39

WindowsBase.dll

4.7.3362.0

1,296,136

09-Apr-2019

19:39

WMINet_Utils.dll

4.7.3221.0

136,432

09-Apr-2019

19:39

WorkflowServiceHostPerformanceCounters.dll

4.7.3353.0

89,352

09-Apr-2019

19:39

WPFFontCache_v0400.exe.mui

4.7.3362.0

19,208

09-Apr-2019

19:39

WPFFontCache_v0400.exe

4.7.3362.0

25,920

09-Apr-2019

19:39

wpfgfx_v0400.dll

4.7.3362.0

1,345,080

09-Apr-2019

19:39

Placeholder.dll

4.7.3362.0

24,632

09-Apr-2019

19:39

PenIMC2_v0400.dll

4.7.3362.0

86,280

09-Apr-2019

19:39

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