{"id":130695,"date":"2025-09-10T09:16:01","date_gmt":"2025-09-10T00:16:01","guid":{"rendered":"https:\/\/softantenna.com\/blog\/?p=130695"},"modified":"2025-09-10T09:16:01","modified_gmt":"2025-09-10T00:16:01","slug":"windows-11-version-24h2-kb5065426-monthly","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/windows-11-version-24h2-kb5065426-monthly\/","title":{"rendered":"Windows 11\u306e\u6708\u4f8b\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0KB5065426\u3068KB5065431\u304c\u516c\u958b - 2025\u5e749\u6708\u306e\u6708\u4f8b\u66f4\u65b0"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2025\/09\/s_20250910-_091449.jpg\" alt=\"\" width=\"1227\" height=\"767\" class=\"aligncenter size-full wp-image-130697\" \/><\/p>\n<p>Microsoft\u306f9\u67089\u65e5(\u73fe\u5730\u6642\u9593)\u3001\u6bce\u6708\u7c73\u56fd\u6642\u9593\u306e\u7b2c2\u706b\u66dc\u65e5\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u6708\u4f8b\u66f4\u65b0\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001Windows 11 Version 24H2\u7528\u306e\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/september-9-2025-kb5065426-os-build-26100-6584-77a41d9b-1b7c-4198-b9a5-3c4b6706dea9\">KB5065426<\/a>\u3068\u3001Windows 11 Version 23H2\/22H2\u7528\u306e\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/september-9-2025-kb5065431-os-builds-22621-5909-and-22631-5909-c428cf71-e28d-490f-b0d7-a587ebab0667\">KB5065431<\/a>\u3092\u30ea\u30ea\u30fc\u30b9\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u4e3b\u306b\u30b7\u30b9\u30c6\u30e0\u306e\u54c1\u8cea\u3092\u6539\u5584\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u554f\u984c\u3092\u4fee\u6b63\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u81ea\u52d5\u7684\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059\u304c\u3001Windows Update\u307e\u305f\u306fMicrosoft Update Catalog\u3092\u5229\u7528\u3057\u3066\u624b\u52d5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u305e\u308c\u306e\u5909\u66f4\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059(\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u5185\u5bb9\u306f<a href=\"https:\/\/msrc.microsoft.com\/blog\/categories\/japan-security-team\/\">\u65e5\u672cMicrosoft\u306e\u30d6\u30ed\u30b0<\/a>\u3067\u53c2\u7167\u3067\u304d\u307e\u3059)\u3002<\/p>\n<h2>September 9, 2025\u2014KB5065426 (OS Build 26100.6584)<\/h2>\n<p>Windows 11 Version 24H2\u7528\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/september-9-2025-kb5065426-os-build-26100-6584-77a41d9b-1b7c-4198-b9a5-3c4b6706dea9\">KB5065426<\/a>\u3067\u306f\u30018\u670829\u65e5\u306b\u516c\u958b\u3055\u308c\u305f<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/august-29-2025-kb5064081-os-build-26100-5074-preview-3f9eb9e1-72ca-4b42-af97-39aace788d93\">KB5064081<\/a>\u306e\u5185\u5bb9\u306b\u52a0\u3048\u3001\u4e88\u671f\u305b\u306cUAC\u30d7\u30ed\u30f3\u30d7\u30c8\u304c\u8868\u793a\u3055\u308c\u308b\u554f\u984c\u306e\u4fee\u6b63\u3084\u3001SMB\u76e3\u67fb\u6a5f\u80fd\u306e\u5f37\u5316\u3001\u7279\u5b9a\u306e\u5165\u529b\u65b9\u5f0f\u3067\u30a2\u30d7\u30ea\u304c\u7121\u53cd\u5fdc\u306b\u306a\u308b\u554f\u984c\u3092\u4fee\u6b63\u3001NDI\u4f7f\u7528\u6642\u306bDisplay Capture\u3092\u6709\u52b9\u306b\u3059\u308b\u3068\u97f3\u58f0\u304c\u9014\u5207\u308c\u308b\u554f\u984c\u306e\u4fee\u6b63\u306a\u3069\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<h3>\u30cf\u30a4\u30e9\u30a4\u30c8<\/h3>\n<blockquote>\n<ul>\n<li>\n<p>This update addresses security issues for your Windows operating system.\u00a0<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u6539\u826f\u3068\u4fee\u6b63<\/h3>\n<blockquote>\n<ul>\n<li>\n<p><b>[App compatibility (known issue)]\u00a0<\/b>\u200b\u200b\u200b\u200b\u200b\u200b\u200bFixed:\u00a0Addresses an issue that caused non-admin users to receive unexpected User Account Control (UAC) prompts when MSI installers perform certain <a href=\"https:\/\/learn.microsoft.com\/windows\/win32\/msi\/custom-actions\">custom actions<\/a>. These actions might include configuration or repair operations in the foreground or background, during the initial installation of an application.<\/p>\n<p>This issue could prevent non-admin users from running apps that perform MSI repairs, including Office Professional Plus 2010 and multiple applications from Autodesk (including AutoCAD). This fix reduces the scope for requiring UAC prompts for MSI repairs and enables IT admins to disable UAC prompts for specific apps by adding them to an allowlist.<\/p>\n<p>For more information, see <a href=\"\/en-us\/topic\/unexpected-uac-prompts-when-running-msi-repair-operations-after-installing-the-august-2025-windows-security-update-5806f583-e073-4675-9464-fe01974df273\">Unexpected UAC prompts when running MSI repair operations after installing the August 2025 Windows security update<\/a>.<\/p>\n<\/li>\n<li>\n<p><b>[File server]\u00a0<\/b>This update enabled auditing SMB client compatibility for SMB Server signing as well as SMB Server EPA. This allows customers to assess their environment and identify any potential device or software incompatibility issues before deploying the hardening measures that are already supported by SMB Server.\u00a0For detailed guidance, see <a href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2025-55234\">CVE-2025-55234<\/a>.<\/p>\n<\/li>\n<li>\n<p><b>[Input]<\/b><\/p>\n<ul>\n<li>\n<p>Fixed:\u00a0This update addresses an issue that caused certain apps to stop responding input in some input method scenarios.<\/p>\n<\/li>\n<li>\n<p>Fixed: This update addresses an issue that caused some Internet Information Services (IIS) modules to disappear from IIS Manager, preventing users from configuring IIS using the IIS Manager interface.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><b>[Networking (known issue)]<\/b>\u00a0Fixed: This update addresses an issue that affects audio in apps using the Network Device Interface (NDI). Audio stutters when Display Capture is on in OBS Studio Application. This can occur after installing <a href=\"\/en-us\/topic\/august-12-2025-kb5063878-os-build-26100-4946-e4b87262-75c8-4fef-9df7-4a18099ee294\">KB5063878<\/a>.\u00a0<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u65e2\u77e5\u306e\u4e0d\u5177\u5408<\/h3>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u4ee5\u4e0b\u306e1\u4ef6\u306e\u65e2\u77e5\u306e\u4e0d\u5177\u5408\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n<blockquote>\n<div class=\"wki-box\">\n<div class=\"wki\">\n<div class=\"wki-title\">PSDirect connections failing in hotpatched devices<\/div>\n<div class=\"wki-content\">\n<div class=\"wki-desc\">\n<p>\u200b\u200b\u200b\u200b\u200b\u200b\u200b<b>Symptoms<\/b><br \/>\nWe are aware of an edge case affecting hotpatched devices that have installed the September 2025 Hotpatch update (<a href=\"\/en-us\/topic\/september-9-2025-kb5065474-hotpatch-for-windows-11-enterprise-ltsc-2024-os-build-26100-6508-1591ce1b-9c6f-4bc9-8d3d-d65240a738ee\">KB5065474<\/a>) or the September 2025 security update (<a href=\"\/en-us\/topic\/september-9-2025-kb5065426-os-build-26100-6584-77a41d9b-1b7c-4198-b9a5-3c4b6706dea9\">KB5065426<\/a>). These devices might experience failures with <a href=\"https:\/\/learn.microsoft.com\/windows-server\/virtualization\/hyper-v\/powershell-direct\">PowerShell Direct (PSDirect)<\/a> connections when the host and guest virtual machines (VMs) are both not fully updated.<\/p>\n<p>When a patched guest VM attempts to connect to an unpatched host (or vice versa), the system is expected to fall back to a legacy handshake and clean up the socket gracefully. However, this fallback mechanism fails intermittently, resulting in socket cleanup issues. The connection failure might appear random, and users might observe Event ID <a href=\"https:\/\/learn.microsoft.com\/previous-versions\/windows\/it-pro\/windows-10\/security\/threat-protection\/auditing\/event-4625\">4625<\/a> logged in the Security Event log within Windows Event Viewer. \u200b\u200b\u200b\u200b\u200b\u200b\u200b<\/p>\n<p><b>Workaround:<\/b><\/p>\n<p>This issue is addressed in <a href=\"\/en-us\/topic\/kb5066360-security-update-for-windows-powershell-on-windows-11-enterprise-ltsc-2024-hotpatch-1168dc4c-fa82-439d-9fc8-7d4231de0d5c\">KB5066360<\/a>. If your hotpatched device is experiencing issues with PSDirect connection, we recommend updating both the host and guest VM with these updates.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/blockquote>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306fWindows Update\u306e\u4ed6\u3001<a href=\"https:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=KB5065426\">Microsoft Update Catalog<\/a>\u3001Windows Server Update Services(WSUS)\u3092\u5229\u7528\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>September 9, 2025\u2014KB5065431 (OS Builds 22621.5909 and 22631.5909)<\/h2>\n<p>Windows 11 Version 23H2\/22H2\u7528\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/september-9-2025-kb5065431-os-builds-22621-5909-and-22631-5909-c428cf71-e28d-490f-b0d7-a587ebab0667\">KB5065431<\/a>\u3067\u306f\u30018\u670826\u65e5\u306b\u516c\u958b\u3055\u308c\u305f<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/august-26-2025-kb5064080-os-build-22621-5840-preview-7288cbfb-aa6a-4143-b9b8-47ef4b895f78\">KB5064080<\/a>\u306e\u5185\u5bb9\u306b\u52a0\u3048\u3001UAC\u30d7\u30ed\u30f3\u30d7\u30c8\u306e\u554f\u984c\u306e\u4fee\u6b63\u3084\u3001SMB\u76e3\u67fb\u6a5f\u80fd\u306e\u5f37\u5316\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<h3>\u30cf\u30a4\u30e9\u30a4\u30c8<\/h3>\n<blockquote>\n<ul>\n<li>\n<p>This update addresses security issues for your Windows operating system.\u00a0\u200b\u200b\u200b\u200b\u200b\u200b\u200b<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u6539\u826f\u3068\u4fee\u6b63<\/h3>\n<blockquote>\n<ul>\n<li>\n<p><b>[App compatibility (known issue)]<\/b> Fixed:\u00a0Addresses an issue that caused non-admin users to receive unexpected User Account Control (UAC) prompts when MSI installers perform certain <a href=\"https:\/\/learn.microsoft.com\/windows\/win32\/msi\/custom-actions\">custom actions<\/a>. These actions might include configuration or repair operations in the foreground or background, during the initial installation of an application.<\/p>\n<p>This issue could prevent non-admin users from running apps that perform MSI repairs, including Office Professional Plus 2010 and multiple applications from Autodesk (including AutoCAD). This fix reduces the scope for requiring UAC prompts for MSI repairs and enables IT admins to disable UAC prompts for specific apps by adding them to an allowlist.<\/p>\n<p>For more information, see <a href=\"\/en-us\/topic\/unexpected-uac-prompts-when-running-msi-repair-operations-after-installing-the-august-2025-windows-security-update-5806f583-e073-4675-9464-fe01974df273\">Unexpected UAC prompts when running MSI repair operations after installing the August 2025 Windows security update<\/a>.<\/p>\n<\/li>\n<li>\n<p><b>[File server]<\/b>\u00a0This update enabled auditing SMB client compatibility for SMB Server signing as well as SMB Server EPA. This allows customers to assess their environment and identify any potential device or software incompatibility issues before deploying the hardening measures that are already supported by SMB Server.\u00a0For detailed guidance, see <a href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2025-55234\">CVE-2025-55234<\/a>.<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u65e2\u77e5\u306e\u4e0d\u5177\u5408<\/h3>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u65e2\u77e5\u306e\u4e0d\u5177\u5408\u306f\u5b58\u5728\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306fWindows Update\u306e\u4ed6\u3001<a href=\"https:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=KB5065431\">Microsoft Update Catalog<\/a>\u3001Windows Server Update Services(WSUS)\u3092\u5229\u7528\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft\u306f9\u67089\u65e5(\u73fe\u5730\u6642\u9593)\u3001\u6bce\u6708\u7c73\u56fd\u6642\u9593\u306e\u7b2c2\u706b\u66dc\u65e5\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u6708\u4f8b\u66f4\u65b0\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001Windows 11 Version 24H2\u7528\u306e\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8KB5065426\u3068\u3001Windows 11 Vers [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":130697,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[3],"tags":[4315,3298,4387],"class_list":["post-130695","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows","tag-kb","tag-windows","tag-windows11"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/130695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=130695"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/130695\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/130697"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=130695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=130695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=130695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}