Category Archives: Update

Windows 11 24H2: Update KB5055523 (April 8, 2025) may triggers a Blue Screen

Posted on 2025-04-17 by guenni

[German]Microsoft has released the security update KB5055523 for Windows 11 24H2 on April 8, 2025. The update is intended to bring improvements to various functions, update some AI components and close vulnerabilities. Unfortunately, this update can trigger a (SECURE_KERNEL_ERROR) Blue … Continue reading →

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Update KB5002623 with fixes for Office 2016 crashes available via WSUS (April 15, 2025)

Posted on 2025-04-16 by guenni

[German]Update KB5002700 for Microsoft Office 2016 (MSI installation) released on April 8, 2025, crashes in Excel, Outlook and Word 2016. On April 10, 2025 Microsoft has released an out-of-band update KB5002623 to fix that crashed. On April 15, 2025, Microsoft … Continue reading →

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Windows 11 22H2/23H2: Special update KB5058919 (April 11, 2025)

Posted on 2025-04-15 by guenni

[German]On April 11, 2025, Microsoft released the out-of-band update KB5058919 for Windows 11 22H2 (Enterprise and Education) and Windows 11 23H2 (all versions). This special update had to be released because there were problems with Active Directory group policies.

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Windows 10: Updates KB5057589, KB5055674, KB5056474, KB5055769, KB5055768, KB5055770

Posted on 2025-04-15 by guenni

[German]An addendum from April 8, 2025: Microsoft also released various updates for the Windows RE environment for Windows 10 on this date. Further updates for Windows 10 make improvements to the Windows Setup binaries or all files used by Setup … Continue reading →

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Windows 11 24H2/Server 2025: Dynamic Update KB5055671

Posted on 2025-04-15 by guenni

Microsoft has released the Dynamic Update KB5055671 (Safe OS Dynamic Update) for Windows 11 24H2 and Windows Server 2025 on April 8, 2025. This update is available via Windows Update and improves the Windows Recovery Environment (Win RE) in Windows … Continue reading →

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Windows 11 22H2/23H2: Dynamic Update KB5056789

Posted on 2025-04-15 by guenni

Short addendum (was offline for a while): Microsoft has released the Dynamic Update KB5056789 for Windows 11 22H2/23H2 on April 8, 2025. This update is available via Windows Update and improves the Windows Recovery Environment (Win RE) in Windows 11 … Continue reading →

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Windows PCs at risk from WhatsApp flaw (CVE-2025-30401)

Posted on 2025-04-12 by guenni

[German]A vulnerability in WhatsApp for Windows (before version 2.2450.6) puts Windows computers at risk. The vulnerability could allow attackers to execute malicious code via WhatsApp message attachments on Windows.

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Windows: Kerberos PAC Validation Protocol in enforcement mode since April 8, 2025

Posted on 2025-04-11 by guenni

[German]Quick reminder for administrators, in case anyone hasn't noticed. On the April 2025 patchday (8.4.2025), the "enforcement phase" for the hardening of the Kerberos protocol regarding the Kerberos PAC Validation Protocol came into force. This removed certain modes that could … Continue reading →

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Windows 11 24H2/Server 2025: Hello login fails after April 2025 updates

Posted on 2025-04-11 by guenni

[German]The April 8, 2025 patch day has caused some collateral damage to Outlook, Excel and Word 2016. Some Windows users are also complaining that logging in via Windows Hello no longer works after installing the April 8, 2025 updates on … Continue reading →

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Windows vulnerability CVE-2025-29824 attacked; install April 2025 updates

Posted on 2025-04-11 by guenni

[German]There is a use-after-free vulnerability CVE-2025-29824 in Windows, which has probably already been exploited by ransomware groups. Microsoft has released security updates for April 2025 that also close this vulnerability. Users and administrators should therefore install the April 2025 updates … Continue reading →

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