Vulnerabilities

New "Bad Epoll" Linux Kernel Flaw Lets Unprivileged Users Gain Root, Hits Android

CVE-2026-46242 (

Summary written by editorial AI · Source link below

Filed by THN (Feedburner)3 July 20261 min readRead at source ↗

A newly disclosed Linux kernel flaw called Bad Epoll (CVE-2026-46242) lets an ordinary user with no special access take full control of a machine as root. It affects Linux desktops, servers, and Android, and a fix is out.

Bad Epoll sits in the same small stretch of kernel code where Anthropic's most powerful AI model, Mythos, recently found a different bug.

The AI caught one flaw and missed

Editorial Analysis

Why it matters

A local privilege-escalation flaw reaching root across Linux servers and Android devices means any compromised low-privilege account becomes a full takeover — critical for containerised and multi-tenant environments.

What to do

Prioritise kernel patching for CVE-2026-46242 on all Linux hosts and coordinate with MDM vendors for Android fleet updates.

Board brief

A critical Linux kernel vulnerability allows any user to gain full system control — immediate patching is required across server and mobile estates.

Forward-looking interpretation drafted by editorial AI under human review — not a reproduction of the source. See methodology.

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Editorial Analysis

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