{"id":328797,"date":"2024-12-27T21:26:18","date_gmt":"2024-12-28T02:26:18","guid":{"rendered":"https:\/\/msftnewsnow.com\/?p=328797"},"modified":"2025-05-20T15:33:08","modified_gmt":"2025-05-20T22:33:08","slug":"windows-11-24h2-bug-blocks-security-updates","status":"publish","type":"post","link":"https:\/\/msftnewsnow.com\/windows-11-24h2-bug-blocks-security-updates\/","title":{"rendered":"Critical Windows 11 24H2 bug blocks security updates when installing from USB or CD media"},"content":{"rendered":"

Microsoft<\/a> has identified a critical security vulnerability affecting Windows 11 24H2 installations<\/a> performed using physical media. The Windows 11 24H2 bug, discovered in late December 2024, prevents systems from receiving future security updates when Windows 11 24H2<\/a> is installed using USB drives or CDs containing specific update versions.<\/p>\n

The Windows 11 24H2 bug in detail<\/strong><\/h2>\n

\"Critical<\/p>\n

The problem specifically affects Windows 11 24H2 installations<\/a> created with media containing security updates released between October 8 and November 12, 2024. After installation, these systems enter a state where they cannot accept any subsequent Windows security updates. This issue particularly impacts:<\/p>\n

    \n
  1. Fresh installations using USB flash drives.<\/li>\n
  2. Systems installed via CD\/DVD media.<\/li>\n
  3. Deployments using the Media Creation Tool.<\/li>\n<\/ol>\n

    Impact and scope<\/strong><\/h2>\n

    The bug has significant security implications as affected systems cannot receive critical security patches, leaving them potentially vulnerable to future exploits. However, the issue is limited in scope, as it doesn’t affect systems where:<\/p>\n

      \n
    1. Windows 11 was installed via Windows Update.<\/li>\n
    2. Updates were applied through the Microsoft Update Catalog.<\/li>\n
    3. Installation media includes the December 2024 security update or later.<\/li>\n<\/ol>\n

      Official Microsoft response<\/strong><\/h2>\n

      Microsoft has acknowledged the issue and is actively investigating the problem. While working on a permanent solution, the company has provided an official workaround<\/a> for users planning new Windows 11 installations.<\/p>\n

      How to avoid the Windows 11 24H2 bug<\/strong><\/h2>\n

      \"Critical<\/p>\n

      For users planning to install Windows 11 24H2, Microsoft recommends:<\/p>\n

        \n
      1. Creating new installation media that includes the December 2024 monthly security update (released December 10, 2024).<\/li>\n
      2. Avoiding installation media containing October or November 2024 security updates.<\/li>\n
      3. Using Windows Update when possible for system installations.<\/li>\n<\/ol>\n

        Additional known issues<\/strong><\/h2>\n

        This installation media bug adds to several other known issues affecting Windows 11 24H2, including:<\/p>\n

          \n
        1. Audio problems on specific Dirac devices.<\/li>\n
        2. Issues with USB DAC sound systems.<\/li>\n
        3. Outlook launch problems with Google Workspace Sync.<\/li>\n
        4. Auto HDR causing game freezes and incorrect colors.<\/li>\n<\/ol>\n

          Enterprise environments<\/strong><\/h2>\n

          \"Critical<\/p>\n

          The bug particularly affects enterprise environments where USB or CD installations are common for mass deployment scenarios. IT administrators should ensure their deployment media is updated with the December 2024 security update to prevent potential security risks.<\/p>\n

          Looking forward<\/strong><\/h2>\n

          Microsoft’s security update strategy has been particularly active in 2024, with the company addressing over 1,020 CVEs throughout the year. This latest issue highlights the ongoing challenges in maintaining system security while managing complex update processes.<\/p>\n

          For users who have already installed Windows 11 24H2<\/a> using affected media, Microsoft is expected to provide additional guidance once a permanent solution is developed. In the meantime, system administrators and users should carefully verify their installation media contains the appropriate December 2024 update to ensure their systems remain secure and updatable.<\/p>\n","protected":false},"excerpt":{"rendered":"

          Microsoft has identified a critical security vulnerability affecting Windows 11 24H2 installations performed using physical media. The Windows 11 24H2 bug, discovered in late December 2024, prevents systems from receiving future security updates when Windows 11 24H2 is installed using USB drives or CDs containing specific update versions. The Windows 11 24H2 bug in detail … Read more<\/a><\/p>\n","protected":false},"author":208461344,"featured_media":329040,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"enabled":false},"version":2}},"categories":[24],"tags":[87,778,123,1083,275,1213,1356],"class_list":["post-328797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-google","tag-microsoft","tag-outlook","tag-security","tag-windows","tag-windows-11","tag-windows-11-24h2"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/msftnewsnow.com\/wp-content\/uploads\/2024\/12\/qayuwixykahcy0uld9tf-2.jpg","jetpack_shortlink":"https:\/\/wp.me\/pfgCZY-1nxb","jetpack-related-posts":[{"id":17968,"url":"https:\/\/msftnewsnow.com\/microsoft-confirms-wi-fi-7-support-windows-11-24h2\/","url_meta":{"origin":328797,"position":0},"title":"Microsoft confirms Wi-Fi 7 support exclusive to Windows 11 24H2 for the time being","author":"Dave W. 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