Microsoft’s Patch Tuesday 2025: Zero-Day Drama and Critical Fixes Galore!

Microsoft’s first Patch Tuesday of 2025 tackles eight zero-day flaws, three under active exploitation. These vulnerabilities, scored at 7.8, are lurking in Windows Hyper-V, which is as embedded in Windows 11 as your cat is in your favorite chair. So, sysadmins, it’s time to patch like it’s 2025!

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Hot Take:

Microsoft’s first Patch Tuesday of 2025 is like a box of chocolates — you never know which zero-day is going to ruin your day! With eight zero-day flaws, three of which are actively exploited, it’s a reminder that cybersecurity is the gift that keeps on giving… and taking away your sanity.

Key Points:

  • Microsoft patched eight zero-day vulnerabilities, with three under active exploitation.
  • The three critical zero-days are elevation of privilege (EoP) bugs in Windows Hyper-V NT Kernel Integration VSP.
  • Five publicly disclosed zero-days are not currently being exploited but are vulnerabilities to watch.
  • Three additional critical vulnerabilities have a CVSS score of 9.8.
  • With over 150 CVEs addressed, automation in patch management is crucial.

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