CVE-2026-23111

CVE-2026-23111 Auditor Linux Kernel nftables UAF This repository contains an automated audit script in Bash designed to deeply and accurately evaluate the CVE-2026-23111 vulnerability in Linux environments. 🔍 What is the CVE-2026-23111 vulnerability? CVE-2026-23111 is a Use-After-Free UAF...

CVE-2026-23111-nftables-lab

CVE-2026-23111 nftables LPE: exposure check and safe lab Defensive tooling and a reproducible virtual-machine lab for CVE-2026-23111, the nftables use-after-free local privilege escalation in the Linux kernel an inverted element-activity check in nftmapcatchallactivate, the "off by !" bug. An...

nf_tables catch-all UAF LPE (CVE-2026-23111)

Local privilege escalation via CVE-2026-23111: nftables nftmapcatchallactivate abort-path use-after-free. Uploads and executes exploit binary on the target session to obtain root. !/usr/bin/env python3 -- coding: utf-8 -- """Linux LPE via nftables catch-all UAF CVE-2026-23111.""" import os import...

ROS-20260916-73-0003

The vulnerability of the nftmapcatchallactivate function in the nftables component of the Linux kernel lies in the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to cause a service failure...

Exploit for Use After Free in Linux Linux_Kernel

CVE-2026-23111 — noddlenpottato nftables catchall UAF → unpr...

kernel: Kernel: Privilege escalation or denial of service in nf_tables via inverted element activity check

A flaw was found in the Linux kernel's nftables component. A logic bug in nftmapcatchallactivate causes an inverted element activity check during the abort path of a failed transaction. This can lead to a use-after-free vulnerability, as catchall verdict elements may still reference a freed chain...

CVE-2026-23111: Use After Free

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate nftmapcatchallactivate has an inverted element activity check compared to its non-catchall counterpart nftmapelemactivate and compared to what is logically...