The Hacker News

Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory

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 PwnEscape, is in the Linux kernel's networking code, not in any one cloud's setup, so it reaches the shared

By The Hacker News

1 min read
Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory
AI-generated illustration

Got news to share with the events industry?

Submit a press release or story tip and reach thousands of event professionals.

Get in touch→

More in Cybersecurity, Cryptography & Digital Trust

Related Insights