CVE-2026-46242

🚨 CVE-2026-46242 - BadEpoll A high-severity Use-After-Free vulnerability affecting the Linux Kerneleventpoll subsystem that may allow local privilege escalation, memory corruption, or denial of service. 📖 Overview CVE-2026-46242 is a Use-After-Free UAF vulnerability in the Linux Kernel's eventpol...

K000163626: Multiple Linux kernel vulnerabilities

Security Advisory Description CVE-2026-46242 In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll...

Exploit for Use After Free in Linux Linux_Kernel

2.2 Race Conditions The vulnerability involves race condi...

SUSE CVE-2026-46242

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...

AZL-89159 CVE-2026-46242 affecting package kernel for versions less than 6.6.144.1-1

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...

CVE-2026-46242

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...

CVE-2026-46242

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...

CVE-2026-46242 eventpoll: fix ep_remove struct eventpoll / struct file UAF

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...

CVE-2026-46242

Summary (CVE-2026-46242) : The Linux kernel contains a fix for a UAF in eventpoll related to ep_remove. The bug arose when ep_remove_file() cleared file->f_ep under file->f_lock but continued using @file inside the critical section, allowing a concurrent path to reach freed memory via f_op-...

CVE-2026-46242 eventpoll: fix ep_remove struct eventpoll / struct file UAF

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the epremove function in eventpoll. This function continues to use @file after clearing file-fep,...

CVE-2026-46242: Use After Free

In the Linux kernel, the following vulnerability has been resolved: eventpoll: fix epremove struct eventpoll / struct file UAF epremove via epremovefile cleared file-fep under file-flock but then kept using @file inside the critical section isfileepoll, hlistdelrcu through the head, spinunlock. A...