copy-fail-CVE-2026-31431

Copy Fail - CVE-2026-31431 Technical Writeup Tested Distro / Version Distro| Version ---|--- Ubuntu 24.04 LTS| 6.17.0-1007-aws Amazon Linux 2023| 6.18.8-9.213.amzn2023 RHEL 10.1| 6.12.0-124.45.1.el101 SUSE 16| 6.12.0-160000.9-default...

Copy-Fail-CVE-2026-31431-Kubernetes-PoC

Copy Fail CVE-2026-31431 — Kubernetes Container Escape PoC A proof-of-concept demonstrating how a fully unprivileged container can achieve node-level code execution on Kubernetes by exploiting the CVE-2026-31431 Linux kernel page-cache corruption bug through shared container image layers. The cor...

CVE-2026-31431-Analysis

CVE-2026-31431-Analysis Technical Analysis Report: Exploitation of Isolation Failure in the Linux Kernel CVE-2026-31431...

CVE-2026-31431-Linux-Copy-Fail

🛡️ CVE-2026-31431-Linux-Copy-Fail - Execute Custom Shellcode With Ease 📌 Project Overview This software provides a tool to test the Linux CVE-2026-31431 vulnerability. It uses the Rust programming language to interact with system files. The program allows users to run custom shellcode on targeted...

page_inject

pageinject - AFALG aead cross-container escape AFALG aead vulnerability cross-container exploit -- pivot from one compromised container into every sibling container that shares the samelibc.so.6 image layer. This is an escape primitive : it runs from inside an unprivileged container that the...

cve-2026-31431-checker

CVE-2026-31431 Copy Fail Detection Tool A comprehensive detection and analysis tool for CVE-2026-31431 "Copy Fail" vulnerability in Linux kernels. ⚠️ IMPORTANT DISCLAIMER This tool is for DETECTION ONLY. It does not exploit or modify any system files. Only reads system information and configuratio...

Estudo-de-Caso-CVE-2026-31431-CopyFail

🐧 CVE-2026-31431 — CopyFail: Linux Kernel Privilege Escalation Complete Case Study — How it was discovered, how it works, how to test, how to replicate in a safe environment and how to fix the critical vulnerability that affects almost all Linux distributions since 2017. 🚨 Legal Notice / Disclaim...

copy-fail-CVE-2026-31431

Copy Fail CVE-2026-31431 - PoC This repository contains a Proof of Concept PoC for the Copy Fail CVE-2026-31431 vulnerability. ⚠️ Disclaimer: This project is for educational and research purposes only. Do NOT use this on systems you do not own or do not have permission to test. 🧪 Usage Follow the...

cfDr

cfDr - Copy Fail Doctor C opy F ail D etection and R emediation An Ansible role and playbook suite for detecting and remediating CVE-2026-31431 Copy Fail, a critical local privilege escalation vulnerability in the Linux kernel's algifaead module. Repository 🔗 GitHub :...

CVE-2026-31431-mitigation-suite

AFALG Defense Framework A kernel-runtime defense framework for the Linux AFALG Address Family Algorithm, family 38 subsystem. Built for Security Operations Centers running enterprise Linux fleets where Zero Trust must extend into the kernel, not stop at the network edge. Why AFALG matters to a SO...

Mitigaciones

CVE-2026-31431 "Copy Fail" Mitigations Collection of automation scripts and playbooks for the detection and mitigation of vulnerability CVE-2026-31431 local privilege escalation via page cache corruption in setuid binaries on Linux systems. Repository Contents cve-2026-31431-mitigator.sh :...

afalg-check

Itsumma AFALG Check Diagnostic utility for Linux that checks: availability of AFALG / algifaead and helps assess the risk of CVE-2026-31431 copy-fail; the presence of an attack surface for the Dirty Frag vulnerability class xfrm-ESP Page-Cache Write + RxRPC Page-Cache Write chain across the esp4,...

cve-2026-31431-copy-fail

CVE-2026-31431 "Copy Fail" Scanner & Patch Helper Copy Fail is an automated security scanner and patch helper for detecting and remediating the CVE-2026-31431 vulnerability Linux Kernel algifaead Local Privilege Escalation across your Linux infrastructure. Table of Contents Description Key Featur...

play-go-copy-fail-cve-2026-31431

Play Go Copy Fail CVE-2026-31431 Purpose Learn linux syscall low-level Port python and c into golang Craft own payload then exploit as newbie Auto upgrade pty manually Inspiration tgies/copy-fail-c painoob/Copy-Fail-Exploit-CVE-2026-31431 Resource Linux Source Crypto...

CVE-2026-31431

CVE-2026-31431...

Linux-CopyFail-C-Version-CVE-2026-31431

Linux CopyFail- C Version - CVE-2026-31431 Clean C version of Copy Fail CVE-2026-31431 - Linux Local Privilege Escalation exploit using AFALG + authencesn + splice primitive. Overwrites the page cache of /usr/bin/su with a tiny setuid shellcode to gain root privileges. Educational proof-of-concep...

copyfail-CVE-2026-31431

copyfail-CVE-2026-31431 Extended version of the CVE-2026-31431 "Copy Fail" Linux Local Privilege Escalation PoC. Credits Original discovery & exploit: Theori / Xint — copy.fail Original repo: theori-io/copy-fail-CVE-2026-31431 Extended by: Trex1e What's different in this version Automatically...

Copy-Fail-Exploit-CVE-2026-31431

Copy-Fail-Exploit-CVE-2026-31431 unning the Python Exploit 1. Execute directly root@kitploit: python3 copyfailexp.py Compiling the C Version 1. Compile root@kitploit: gcc copyfailexp.c -o copyfail 2. Make executable root@kitploit: chmod +x copyfail 3. Run exploit root@kitploit: ./copyfail...

CopyFail-Penguin

CopyFail Penguin A safe Linux security checker for CopyFail/CVE-2026-31431. Purpose CopyFail Penguin checks basic Linux system information and possible exposure indicators related to the CopyFail vulnerability. This project is intended for learning, awareness, and defensive system administration...

CVE-2026-31431_Kernel_Checker

For Free Internet Servers: root@kitploit: curl -fsSL https://raw.githubusercontent.com/ShahaB108/CVE-2026-31431KernelChecker/main/kernelcheck.sh | bash For Iran servers: root@kitploit: curl -fsSL https://raw.githubusercontent.com/ShahaB108/CVE-2026-31431KernelChecker/main/irkernelupdate.sh | bash...