kernel-exploit

# linux → privilege-escalation → nf_tables → kernel-exploit

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One-Character Linux Kernel Flaw Enables Local Root Access, Exploits Now Public

Researchers published a local root exploit for CVE-2026-23111 in nf_tables, letting unprivileged users escape containers and gain host root. The fix was a one-line patch in February; update kernels or disable unprivileged user namespaces if you haven’t.

Last saved Jun 18, 2026 · 2 min read

linux kernel-exploit nf_tables + container-escape privilege-escalation