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Cyber Security

Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory

Image: The Hacker News

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  • The Hacker News · October 15, 2026 20:24
    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 as CVE-2026-99999 and nicknamed…