Microsoftは22日(現地時間)、Windows 10 Version 1709(Fall Creators Update)用の累積アップデートKB4089848を公開しました(MSPoweruser)。
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。KB4089848では、Windows Ribbonコントロールで発生するGDIハンドルリークの修正や、Bluetoothデバイスが再起動後にデータを受信できない問題、BitLockerでドライブの復号化または暗号化中に、暗号化ファイルシステム（EFS）で保護されたファイルが破損する可能性のある問題などが修正されています。
変更点の一覧は以下の通り:
Addresses issue with a GDI handle leak in the Windows Ribbon control.
Addresses issue where users can't select OK after entering credentials in command line on Windows Server version 1709.
Addresses issues where Bluetooth devices fail to receive data after a restart.
Addresses issue where, during BitLocker decryption or encryption of a drive, files protected with the Encrypting File System (EFS) may become corrupted.
Addresses issue where the server may occasionally encounter an error during file transfer. The error is “Stop D1 in tcpip!TcpSegmentTcbSend”.
Addresses issue where an iSCSI RESET might trigger a cluster failover.
Addresses issue in MPIO where pass-through SCSI requests might lead to a stop error if the disk is pending removal.
Addresses issue where processing of group policies may fail, and policies may be removed as a result. This occurs if the length of the Windows Defender Firewall policy rule exceeds 260 characters.
Addresses issue caused by a new privilege in Windows Server 2016 and Windows 10 version 1709 named "Obtain an impersonation token for another user in the same session”. When applied using Group Policy to those computers, gpresult /h fails to generate reporting data for any setting configured by the Security Configuration Engine (SCE) extension. The error message is “Requested value ‘SeDelegateSessionUserImpersonatePrivilege’ was not found”. The Group Policy Management Console fails to show the privilege in the Settings tab for a GPO where the setting has been configured.
Addresses issue where errors may occur when accessing WebDAV files or folders on a SharePoint site if the file or folder name contains multibyte characters.
- Addresses issue where the Remote Desktop License report gets corrupted when it exceeds the 4 KB size limit.
Addresses issue where an Azure point-to-site VPN connection that uses IKEv2 may fail when the user's device contains a large number of trusted root certificates.
Addresses rendering issue in Microsoft Edge for PDF documents with backgrounds created using various third-party publishing tools.
Addresses issue where a media platform stops responding when changing cameras rapidly on a device.
Addresses issue where a media platform stops responding, which affects media playback in Microsoft Edge, Internet Explorer, and Microsoft PowerPoint.
Addresses issue with spatial audio when used in connection to Dolby Atmos for Headphones.
Addresses issue where a credential prompt that requires administrative privileges appears when a standard user account performs the first logon to a Windows 10 device that has been deployed using Windows Autopilot.
Addresses issue where tiles in the Start menu aren't preserved when upgrading from Windows 10 version 1607 to Windows 10 version 1709.
Addresses issue with Spell Check and custom dictionaries.
Addresses issue with the press and hold feature when using a pen in Tablet mode.
Addresses issue with editing web password fields using a touch keyboard.
Addresses issue where some Bluetooth card readers don't work after a restart.
- Addresses issue that decreases the Universal CRT’s performance in the _gcvt and _gcvt_s functions.
- Addresses issue in which the output to a file or pipe was fully buffered in the Universal CRT for the standard error (STDERR) stream.
- Addresses issue in the Universal CRT by adding the "x" access mode flag to support the fopen() function.
また既知の不具合として、Windows Updateの履歴に0x80070643エラーによってKB4054517のインストールが失敗したと表示される問題があることが案内されています。Microsoftは問題を修正を行っているとのこと。