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Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory
Internet·October 15, 2026·1 min read
AI Summary
A critical vulnerability in the Linux kernel enables guest virtual machines to read memory from their host systems, breaking fundamental isolation boundaries. A security researcher successfully demonstrated the exploit against Vercel's production cloud infrastructure, which the company has confirmed.
From the source
A newly disclosed critical flaw in the Linux kernel allows code inside a virtual machine to read memory on the host computer it runs on. A researcher demonstrated the leak against Vercel's live cloud sandboxes, and Vercel confirmed it. The flaw, now tracked …
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