ShellCodeX Intelligence Brief
CRITICAL
Vulnerabilities
Bad Epoll (CVE-2026-46242) Linux kernel bug enables unprivileged root
Source headline: New "Bad Epoll" Linux Kernel Flaw Lets Unprivileged Users Gain Root, Hits Android
Threat level
Critical
Signal strength
85/100
Source confidence
1 source
Published
3 hours ago
Intelligence Summary
A Linux kernel vulnerability dubbed Bad Epoll (CVE-2026-46242) allows an unprivileged local user to gain root privileges. The flaw affects Linux deployments across desktops and servers. It also impacts Android devices that use vulnerable Linux kernel components. A patch is available, and systems should be updated promptly to reduce exposure to privilege-escalation attempts. If you manage Linux or Android fleets, confirm the running kernels are fixed and monitor for local exploit activity.
Recommended Action
Prioritize immediate review, validate exposure, and patch or mitigate affected systems.
Topics
Original reporting
The Hacker News
New "Bad Epoll" Linux Kernel Flaw Lets Unprivileged Users Gain Root, Hits Android
Open original source