Windows 10の累積アップデートKB4586819、KB4586839が公開 - USB 3.0ハブの問題などが修正

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Microsoftは11月20日(現地時間)、Windows 10 Version 1903/1909用の累積アップデートKB4586819、Version 1809用の累積アップデートKB4586839を公開しました(Neowin)。

それぞれオプション扱いの非セキュリティ更新プログラムで、多数の不具合が修正されています。

更新プログラムはシステムの品質を改善するもので新たな機能は追加されていません。更新プログラムはWindows Updateの「更新プログラムのチェック」あるいは、Microsoft Update Catalogからファイルをダウンロードすることで、手動でインストールすることができます。

November 19, 2020—KB4586819 (OS Builds 18362.1237 and 18363.1237) Preview

Version 1903/1909用の更新プログラムKB4586819では、タブレットモードの場合にChromiumベースのMicrosoft Edgeブラウザがバックグラウンドで開く問題の修正や、ナレーターが応答しなくなる問題の修正、ハイバネーションや再起動でUSB 3.0ハブに接続されているデバイスが動作しなくなる場合がある問題の修正などが行われています。

ハイライト:

  • Updates an issue that causes the Chromium-based Microsoft Edge browser to open in the background when a device is in tablet mode. 
  • Updates an issue that causes Narrator to stop responding after you unlock a device if Narrator was in use before you locked the device. 
  • Updates an issue with USB 3.0 hubs. A device connected to the hub might stop working when you set the device to hibernate or restart the device. 
  • Updates an issue that might cause games that use spatial audio to stop working. 
  • Updates the visual quality of Windows Mixed Reality headsets that run in lower resolution mode. 

改良と修正:

  • Updates Internet Explorer’s About dialog to use the standard modern dialog. 
  • Addresses an issue that causes the Chromium-based Microsoft Edge browser to open in the background when a device is in tablet mode. 
  • Addresses an issue that causes Narrator to stop responding after you unlock a device if Narrator was in use before you locked the device. 
  • Addresses an issue that displays a black screen to Windows Virtual Desktop (WVD) users when they attempt to sign in.  
  • Addresses an issue with using Microsoft Changjie that causes apps to stop working because of a stack overflow. 
  • Addresses an issue with USB 3.0 hubs. A device connected to the hub might stop working when you set the device to hibernate or restart the device. 
  • Addresses an issue that might cause Windows to inadvertently modify settings for certain IP cameras that are on the same network as the Windows device. 
  • Addresses an issue that might cause games that use spatial audio to stop working. 
  • Addresses an issue with leaking Graphics Device Interface (GDI) Font Handles that result in unexpected behaviors in certain applications. 
  • Addresses an issue with missing enforced groups in the Start menu layout, which occurs when using mobile device management (MDM) to set the tile groups. 
  • Addresses an issue that fails to set the desktop wallpaper as configured by a Group Policy object (GPO) when you specify the local background as a solid color. 
  • Addresses an issue with excessive network traffic that occurs when you use the Open File dialog box in File Explorer and browse to a shared folder that has the Previous Version feature available. 
  • Addresses an issue with the Search bar in Shell namespace extension products, which causes File Explorer to stop working unexpectedly. 
  • Addresses an issue that prevents you from signing in on certain servers. This occurs when you enable a Group Policy that forces the start of a computer session to be interactive. 
  • Addresses an issue that prevents the Sign in options page from opening using the ms-settings:signinoptions-launchfaceenrollment URI. 
  • Addresses an issue that generates a 0x57 error when the wecutil ss /c: command is used to update an Event Forwarding subscription. 
  • Addresses an issue that might prevent user settings from syncing across devices. 
  • Addresses an issue that causes the “I forgot my Pin" functionality on the lock screen to fail. This failure occurs if the user has signed in using a username and password and the DontDisplayLastUserName or HideFastUserSwitching policy settings are enabled. 
  • Addresses an issue that causes applications to fail when they call the LookupAccountSid() API. This occurs after migrating accounts to a new domain whose name is shorter than the name of the previous domain. 
  • Addresses an issue in which loading a Code Integrity Policy causes PowerShell to leak a large amount of memory. 
  • Addresses an issue that causes a system to stop working during startup. This occurs when the CrashOnAuditFail policy is set to 1 and command-line argument auditing is turned on. 
  • Addresses an issue that causes the Microsoft Management Console (MMC) Group Policy application to stop working when you are editing the Group Policy Security settings. The error message is, “MMC cannot initialize the snap-in.” 
  • Addresses an issue that fails to free a system’s non-paged pool and requires a restart of the system. This occurs when running 32-bit applications with the Federal Information Processing Standard (FIPS) mode enabled. 
  • Addresses an issue that prevents access to Azure Active Directory (AD) using the Google Chrome browser because of a Conditional Access policy error. 
  • Improves the visual quality of Windows Mixed Reality headsets that run in lower resolution mode. 
  • Extends Microsoft Defender for Endpoint support to new regions. 
  • Addresses an issue in the Microsoft Remote Procedure Call (RPC) runtime that causes the Distributed File System Replication (DFSR) service to stop responding. This issue generates log events for DFS Replication (5014), RPC (1726), and no reconnection (5004) for a default timeout of 24 hours with no replication. 
  • Addresses an issue that causes a wireless receiver to disconnect during a wireless projection session. 
  • Addresses an issue that prevents the PDF24 app, version 9.1.1, from opening .txt files. 
  • Addresses an issue that might cause a non-paged pool memory leak in some scenarios. 
  • Addresses an issue that might cause a memory leak in bindflt.sys when copying files in a container scenario. 
  • Addresses an issue with Active Directory Certificate Services (AD CS) that might prevent Certificate Transparency (CT) logs from being submitted, if enabled. 
  • Addresses an issue in which cluster validation tests internal switches that are not for cluster use and re-communication.

更新プログラムには以下の1件の既知の不具合が存在します。

  • Windows 10 Version 1809以降のWindows 10からそれ以降のバージョンのWindows 10にアップデートするとシステム証明書およびユーザー証明書が失われる可能性がある。

回避策はKBページでご確認ください。

Windows Updateの他、Microsoft Update Catalogを利用してインストールすることができます。

November 19, 2020—KB4586839 (OS Build 17763.1613) Preview

Version 1809用の更新プログラムKB4586839では、タブレットモードの場合にChromiumベースのMicrosoft Edgeブラウザがバックグラウンドで開く問題の修正や、特定のエラー状況でハードドライブがいっぱいになる問題の修正、USB 3.0ハブの問題の修正などが行われています。

ハイライト:

  • Updates an issue that causes the Chromium-based Microsoft Edge browser to open in the background when a device is in tablet mode. 
  • Updates an issue that causes the hard drive to fill up in certain error situations. 
  • Updates an issue with USB 3.0 hubs. A device connected to the hub might stop working when you set the device to hibernate or restart the device. 

改良と修正:

  • Updates Internet Explorer’s About dialog to use the standard modern dialog. 
  • Addresses an issue that causes the Chromium-based Microsoft Edge browser to open in the background when a device is in tablet mode. 
  • Addresses an issue that causes the hard drive to fill up in certain error situations. 
  • Addresses an issue with USB 3.0 hubs. A device connected to the hub might stop working when you set the device to hibernate or restart the device. 
  • Addresses an issue that generates a 0x57 error when the wecutil ss /c: command is used to update an Event Forwarding subscription. 
  • Addresses an issue that causes applications to fail when they call the LookupAccountSid() API. This occurs after migrating accounts to a new domain whose name is shorter than the name of the previous domain. 
  • Addresses an issue that causes Windows Defender Application Control to generate too many events related to dynamic code generation. 
  • Addresses an issue that causes the “I forgot my Pin" functionality on the lock screen to fail. This failure occurs if the user has signed in using a username and password and the DontDisplayLastUserName or HideFastUserSwitching policy settings are enabled. 
  • Addresses an issue that causes a system to stop working during startup. This occurs when the CrashOnAuditFail policy is set to 1 and command-line argument auditing is turned on. 
  • Addresses an issue that prevents access to Azure Active Directory (AD) using the Google Chrome browser because of a Conditional Access policy error. 
  • Addresses an issue that causes the Microsoft Management Console (MMC) Group Policy application to stop working when you are editing the Group Policy Security settings. The error message is, “MMC cannot initialize the snap-in.” 
  • Addresses an issue that fails to free a system’s non-paged pool and requires a restart of the system. This occurs when running 32-bit applications with the Federal Information Processing Standard (FIPS) mode enabled. 
  • Extends Microsoft Defender for Endpoint support to new regions. 
  • Addresses high memory and CPU utilization in Microsoft Defender for Endpoint. 
  • Addresses an issue in the Microsoft Remote Procedure Call (RPC) runtime that causes the Distributed File System Replication (DFSR) service to stop responding. This issue generates log events for DFS Replication (5014), RPC (1726), and no reconnection (5004) for a default timeout of 24 hours with no replication. 
  • Addresses an issue that might cause Dynamic Host Configuration Protocol (DHCP) servers to ignore Link Selection information (DHCP Option 82, sub-option 5) in DHCP Request packets from clients. 
  • Addresses an issue that prevents the PDF24 app, version 9.1.1, from opening .txt files. 
  • Addresses an issue that might cause a non-paged pool memory leak in a Remote Desktop Protocol (RDP) over virtual private network (VPN) scenario. 
  • Addresses an issue that might cause a memory leak in bindflt.sys when copying files in a container scenario. 
  • Addresses an issue with Active Directory Certificate Services (AD CS) that might prevent Certificate Transparency (CT) logs from being submitted, if enabled. 
  • Addresses an issue that fails to implement the terminal services (termsrv.dll) idle timeout settings. 
  • Addresses an issue with the User Datagram Protocol (UDP) rate controller feature that causes Remote Desktop Services (Terminal Services) to intermittently stop working. As a result, all RDP connections are lost. 
  • Addresses an issue with incorrect Canonical Display Driver (CDD) buffer flushing, which degrades performance in Remote Desktop Protocol (RDP) Windows 2000 Display Driver Model (XDDM) scenarios. This issue affects applications that use graphics processing units (GPU) to operate, such as Microsoft Teams, Microsoft Office, and web browsers.

更新プログラムには以下の1件の既知の不具合が存在します。

  • 特定のアジア言語パックがインストールされているデバイスで「0x800f0982 - PSFX_E_MATCHING_COMPONENT_NOT_FOUND」というエラーが表示される。

回避策はKBページでご確認ください。

Windows Updateの他、Microsoft Update Catalogを利用してインストールすることができます。

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