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...

mitigate-copy-fail.yml

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cve-2026-31431-ansible

CVE-2026-31431 "Copy Fail" — Ansible Mitigation Recipe Detect and apply the kernel-cmdline mitigation for CVE-2026-31431 "Copy Fail" across a Debian / Ubuntu / RHEL-family fleet using Ansible. The CVE is a local privilege-escalation flaw in the Linux kernel's algifaead AFALG interface. Any...

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...

check-copyfail-cve-2026-31431

check-copyfail check-copyfail.sh is a read-only Bash script that assesses host exposure to CVE-2026-31431 "Copy Fail". Author: Silent4Labs It inspects the local system for: kernel version and known upstream patch state affected distribution baselines algifaead module status active AFALG socket...

Copy-Fail---CVE-2026-31431

Copy-Fail---CVE-2026-31431 CVE-2026-31431 "Copy Fail" - Analysis and defensive research for the Linux kernel AFALG privilege escalation vulnerability affecting all major distributions since 2017. 100% reliable LPE via authencesn logic flaw Files include a binary , that automates the whole process...

cve-2026-31341-copy-fail-checker

cve-2026-31341-copy-fail-checker...

Copy-Fail-Exploit-CVE-2026-31431

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

copy-fail-CVE-2026-31431-pythonlower3.10

copy-fail-CVE-2026-31431-python3.10 python3.10 and below do not have os.splice, so I made a version that works on versions below 3.10 as well Based on https://github.com/theori-io/copy-fail-CVE-2026-31431...

cve-2026-31431

CVE-2026-31431 "Copy Fail" — Detection & Safe Kernel Patch Scripts Linux kernel local privilege escalation via algifaead AFALG CVSS 7.8 HIGH | Public disclosure: April 2026 ⚡ Quick Start 1. Detection Script safe, read-only Run as a normal user: curl -fsSL...

Copy-fail-CVE-2026-31431-Exploit-in-C

Copy-fail-CVE-2026-31431-Exploit-in-C Discovery and original disclosure of CVE-2026-31431: Theori / Xint. Public writeup: https://copy.fail/. Overview This program targets the Linux kernel’s AFALG AEAD path and attempts to trigger the “Copy Fail” page-cache corruption behavior described in public...

copy-fail-CVE-2026-31431-php

CVE-2026-31431 Copy Fail PHP PoC www-data@jumpbox:/home$ id uid=33www-data gid=33www-data groups=33www-data www-data@jumpbox:/home$ uname -a Linux testbox 5.15.0-136-generic 147-Ubuntu SMP Sat Mar 15 15:53:30 UTC 2025 x8664 x8664 x8664 GNU/Linux www-data@jumpbox:/home$ php CVE-2026-31431.php id...

CVE-2026-31431

PoC Python for Copy Fail CVE-2026-31431 Python use nosplice variant...

cve-2026-31431-check

cve-2026-31431-check cve-2026-31431-check is a small Bash triage script for checking local Linux exposure and mitigation indicators for CVE-2026-31431, also known as "Copy Fail." The script targets Debian, Ubuntu, and Debian-family derivatives including Linux Mint, Pop!OS, and similar...

Copy-Fail-CVE-2026-31431-modernized

Copy-Fail-CVE-2026-31431-modernized A modernized version of Copy Fail PE How to use it: Just clone the repository and run the Poc.py : Educational purpose This proof of concept is only for educational purpose Inspired by : Main Exploit by theori-io...

copy-fail-cve-2026-31431

Copy Fail - CVE-2026-31431 This repository provides a Go port of the public Copy Fail PoC and a reproducible build pipeline for multi architecture Linux binaries. Copy Fail CVE-2026-31431 is a Linux kernel logic flaw in authencesn that enables a deterministic 4 byte write into page cache data...

CVE-2026-31431-Copy-Fail

CVE-2026-31431-Copy-Fail xpl0ited by infrar3d This repository contains a proof‑of‑concept exploit for CVE-2026-31431 Copy Fail. CVE-2026-31431, known as "Copy Fail", is a high-severity Local Privilege Escalation LPE flaw in the Linux kernel that has been present for nearly a decade. It allows an...

copy-fail-zig

Copy Fail CVE-2026-31431 Zig implementation Zig implementation of the 732 Byte proof of concept for the Copy Fail Linux LPE CVE-2026-31431, which was disclosed by Theori / Xint on April 29th 2026 The writeup can be found at copy.fail. This implementation has no runtime dependencies and can be run...

fix-cve-2026-3143

fix-cve-2026-3143 Diagnostics and remediation for CVE-2026-31431 copy fail Installation Copy the installation script to the clipboard and run it in the command line sudo apt install git && cd && git clone https://github.com/ClimbMunchkin/fix-cve-2026-3143.git fix-cve-2026-3143 && chmod +x...

CVE-2026-29145-Tester

CVE-2026-29145 Testing Environment 📌 Overview This repository contains a proof-of-concept PoC environment designed to test for CVE-2026-29145. The vulnerability is an authentication bypass in Apache Tomcat's Mutual TLS CLIENTCERT implementation. When OCSP Online Certificate Status Protocol is...