Windows 10: Cumulative Update KB4506990 .NET Framework 3.5, 4.8 Windows 10 July 9

Brink · Jul 10, 2019

July 9, 2019 - KB4506990 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 and Windows Server 2019

Applies to: .NET Framework

Summary

A remote code execution vulnerability exists in .NET software when the software fails to check the source markup of a file. An Authentication Bypass vulnerability exists in WCF and WIF, allowing signing of SAML tokens with arbitrary symmetric keys. This vulnerability allows an attacker to impersonate another user. The vulnerability exists in WCF, WIF 3.5 and above in .NET Framework, WIF 1.0 component in Windows, WIF Nuget package, and WIF implementation in Sharepoint. An information disclosure vulnerability exists when Exchange and Azure Active Directory allow creation of entities with Display Names having non-printable characters.

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

CVE-2019-1113

CVE-2019-1006

CVE-2019-1083

Known issues in this update

Microsoft is not currently aware of any issues in this update.

How to get this update

Install this update

To download and install this update, go to Settings, Update & Security, Windows Update, and then select Check for updates.

This update will be downloaded and installed automatically from Windows Update.

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

File information

For a list of the files that are provided in this update, download the file information for cumulative update 4506990.

Additional information about this update

The following articles contain additional information about this update as it relates to individual product versions.

4507419 Description of the Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 and Windows Server 2019 (KB4507419)

Click to expand...

Source: https://support.microsoft.com/en-us/...-net-framework

Direct download links for KB4506990 MSU file from Microsoft Update Catalog:

*Arrow Download KB4506990 MSU for Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 v1809 32-bit (x86) - 35.8 MB

*Arrow Download KB4506990 MSU for Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 v1809 64-bit (x64) - 63.8 MB

:)

Brink · Jul 10, 2019

.NET Framework July 2017 Cumulative Quality Update for Windows 10

Today, we are releasing a new Cumulative Quality Update for the .NET Framework. It is specific to Windows 10 build 1703 (Creators Update).

Previously released security and quality updates are included in this release, including the July 2017 Security and Quality Rollup, the July 2017 Preview of Quality Rollup and the June 2017 Cumulative Quality Update for Windows 10.

Note: This release is considered a July release even though it is being released in August.

Quality and Reliability

The following improvements are included in this release. Most changes are for the .NET Framework 4.7. .NET Framework 3.5 changes are called out specifically.

ASP.NET

.NET Session State throttles change requests when several requests for the same session object arrive on the server, with .NET Framework 3.5 [447143].

CLR

CRWLock::StaticAcquireWriterLock() never returns if Int32.MaxValue number of ReaderWriterLock objects are created, with .NET Framework 3.5 [242568].

Dynamic method compilation may fail due to out of memory if memory for the code is not available near its precode [394998].

Memory leak in AppDomain::m_clsidHashMap [431586].

EETypeHashTable lookups can deadlock with GC during comparison with unrestored persisted TypeHandles [435006]

Data

SqlConnection object memory leak [444016].

System.Data.SqlClient: Errors due to undersized prelogin packet data buffer [445492].

Performance improvements in Entity Framework [445511].

Management

Reboot method of Win32_OperatingSystem has Privilege not held exception, with .NET Framework 3.5 and 4.7 [441904].

Windows forms

MdiWindowListItem remove MDI from list after closing cancellation [396476].

Excessive object creation in a performance-critical code-path leading to performance regressions and/or displaying empty UI and/or exhausting GDI+ handles [452048].

Windows Presentation Foundation (WPF)

NullReferenceException thrown from PresentationFramework.dll during SpellCheck operations after SpellCheck.CustomDictionaries.Clear() is called programmatically [432174].

XML

Incorrect Validation logic is applied when handling the <xsd:whiteSpace value=”collapse”/> directive in System.Xml [227903, 440921, 440932]

Getting the Update

The July 2017 Cumulative Quality Update is available via Windows Update, Windows Server Update Services and Microsoft Update Catalog.

Docker Images

The .NET Framework Docker images have not been updated for this release.

Downloading KBs from Microsoft Update Catalog

You can download patches from the table below. See .NET Framework Monthly Rollups Explained for an explanation on how to use this table to download patches from Microsoft Update Catalog.

[table][tr]Product Version Cumulative Quality Update KB [/tr] [tr][td]Windows 10 Creators Update[/td] [td]Catalog 4032188[/td] [/tr] [tr][/tr] [tr][td].NET Framework 4.7[/td] [td]4032188[/td] [/tr] [tr][td].NET Framework 3.5[/td] [td]4032188[/td] [/tr] [/table]
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Source: .NET Framework July 2017 Cumulative Quality Update for Windows 10 | .NET Blog

Brink · Jul 10, 2019

Cumulative Update KB4480056 for .NET Framework 3.5 and 4.7.2 - Jan. 8

UPDATE: Cumulative Update KB4481031 for .NET Framework 3.5 and 4.7.2 - Jan. 22 Windows Update - Windows 10 Forums

DooGie · Jul 10, 2019

Cumulative Update KB4480056 for .NET Framework 3.5 and 4.7.2 - Jan. 8

It just downloaded unexpectedly.

Windows 10: Cumulative Update KB4506990 .NET Framework 3.5, 4.8 Windows 10 July 9

Cumulative Update KB4506990 .NET Framework 3.5, 4.8 Windows 10 July 9

Cumulative Update KB4506990 .NET Framework 3.5, 4.8 Windows 10 July 9

Cumulative Update KB4506990 .NET Framework 3.5, 4.8 Windows 10 July 9

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