Microsoft’s 2025 Zero-Day Drama: Hyper-V Woes and a Patch-a-Palooza!
Microsoft’s battle with zero-day vulnerabilities continues into 2025, as three flaws in Windows Hyper-V have hackers exploiting them for SYSTEM privileges. Despite urgent warnings, technical details remain scarce. With January’s Patch Tuesday addressing a record number of issues, it seems Microsoft is entering the new year with a patching marathon.

Hot Take:
Microsoft’s New Year’s resolution for 2025? Apparently, it’s to keep us all on our toes with a never-ending game of zero-day whack-a-mole! If you’re trying to escape the January blues, just dive into the thrilling world of Hyper-V vulnerabilities. It’s like a rollercoaster, but with more technical jargon and fewer safety harnesses.
Key Points:
- Microsoft warns of three exploited zero-day vulnerabilities in Windows Hyper-V.
- The vulnerabilities allow attackers to gain SYSTEM privileges.
- January Patch Tuesday addresses 160 security defects.
- 12 bulletins are labeled with critical-severity ratings.
- This month’s patch is the largest since 2017, according to ZDI.
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