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...

CVE-2022-1015

CVE-2022-1015 Este repositorio contiene un PoC para la escalada local de privilegios de CVE-2022-1015, un bug en el componente nftables del kernel de Linux que encontré. Puedes leer un análisis detallado de esta vulnerabilidad y la estrategia de explotación en mi blog. Por ahora, el exploit es un...

CVE-2016-5195

This record is for learning purposes only; any illegal use is prohibited. Principle The vulnerability works by concurrently flushing dirty pages, causing the content of a file that was originally read-only to be modified. If the modified file is owned by root and has the SUID permission, it can b...

cve-2026-31431

CVE-2026-31431 Copy Fail Toolkit This repository contains detectors and a PoC for the Linux algifaead / authencesn page-cache scratch-write vulnerability CVE-2026-31431. Disclosure article: https://xint.io/blog/copy-fail-linux-distributions Authorization Notice Only use this on hosts you own or...

CVE-2026-31431-Checker-Mitigator

CVE-2026-31431 Checker & Mitigator A simple, safe vulnerability scanner and mitigation tool for CVE-2026-31431 aka "Copy Fail", a local privilege escalation vulnerability in the Linux kernel's AFALG cryptographic interface. Note - It is fully vibe coded Script About the Vulnerability CVE :...

cve-2026-31431

CVE-2026-31431 — "Copy Fail": Linux Kernel algifaead Local Privilege Escalation CISA KEV | CVSS 7.8 HIGH | Affects Linux kernels 4.14 – early 2026 9 years Table of Contents 1. Executive Summary 2. Risk Assessment 3. Technical Deep Dive 4. Attack Methodology — Red Team 5. Detection & Incident...

CVE-2026-31431_CopyFail_LinuxKernel_LPE

CVE-2026-31431 — Copy Fail Linux Kernel LPE Educational rewrite of the Theori/Xint proof-of-concept for CVE-2026-31431, a local privilege escalation vulnerability in the Linux kernel's algifaead crypto socket interface. Affects every mainline kernel from 4.14 July 2017 through 6.18.21, and the 6....

CVE-2026-31431

CVE-2026-31431 — Copy Fail Local Privilege Escalation in the Linux kernel's authencesn cryptographic template via AFALG + splice. Disclosed April 29, 2026 by Theori Xint Code. Overview Field| Detail ---|--- CVE| CVE-2026-31431 Nickname| Copy Fail CVSS| 7.8 HIGH Type| Local Privilege Escalation LP...

CVE-2026-31431

Copy Fail - CVE-2026-31431 This repository contains a small Linux local privilege escalation PoC for CVE-2026-31431, also known as "Copy Fail". The exploit targets the Linux kernel algifaead path in the AFALG userspace crypto API. It uses AFALG plus splice to coerce the kernel into writing into t...

copy-fail

CopyFail Mitigation CVE-2026-31431 - Multi-Distribution Guide This repository contains detailed tutorials and scripts to mitigate the CopyFail vulnerability CVE-2026-31431. This flaw affects the Linux Kernel cryptography subsystem AFALG and allows local privilege escalation LPE from a regular use...

CVE-2026-31431-Check

CVE-2026-31431 Copy Fail Vulnerability Check Script Vulnerability Overview CVE-2026-31431 Copy Fail is a Linux kernel local privilege escalation vulnerability that exploits AFALG sockets address family 38 combined with the splice zero-copy system call to bypass file write permissions and tamper...

copyfail-arm64

Copy Fail ARM64 Research CVE-2026-31431 Analysis and ARM64 reproduction of the Copy Fail Linux kernel privilege escalation vulnerability CVE-2026-31431, originally disclosed by Xint. Blog post: Copy Fail on ARM64: Understanding and Porting CVE-2026-31431 What's Included File| Description ---|---...

Paranoid-Dirty-Frag-CVE-2026-43284

Dirty Frag mitigation script This script: 1. Blocks vulnerable kernel modules from loading 2. Unloads them if currently active 3. Verifies mitigation status WARNING: Disables Linux IPsec ESP support esp4/esp6 and RxRPC support. This may break: - strongSwan - libreswan - some enterprise VPNs -...

CVE-2026-31431-Copy-Fail

CVE-2026-31431 — "Copy Fail": Linux Kernel algifaead Local Privilege Escalation CISA KEV | CVSS 7.8 HIGH | Affects Linux kernels 4.14 – early 2026 9 years Table of Contents 1. Executive Summary 2. Risk Assessment 3. Technical Deep Dive 4. Attack Methodology — Red Team 5. Detection & Incident...

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...

cve-checker-2026

CVE Checker 2026 Multi-OS vulnerability scanner for: CVE-2026-31431 — Linux kernel crypto/algifaead flaw CVE-2026-41940 — cPanel & WHM authentication bypass CVSS 9.8 Supported Operating Systems Family| Distributions ---|--- Debian| Ubuntu, Debian, Linux Mint, Pop!OS RHEL| RHEL, CentOS, AlmaLinux,...

copy-fail-CVE-2026-31431

CVE-2026-31431 Copy Fail exploit Author: pyroceper Tested on: Ubuntu 25.10 x8664 $ make $ ./exploit Detected kernel: 6.17.0 Making backup of /etc/passwd to /tmp Backup saved as /tmp/passwd.bak Obtaining root shell... id uid=0pwn gid=0root groups=0root whoami pwn CREDITS & REFERENCES: Original...

alg_check

⚠️ Important Disclaimer: Structural Hardening Risks This tool implements Structural Blocking to mitigate CVE-2026-31431 by physically renaming kernel modules and purging them from memory. Before use, please be aware of the following architectural risks: Kernel Update Volatility : Hardening effects...

CVE-2026-31431

AFALG su memory‑patch exploit research A compact Python script that exploits an AFALG‑related kernel vulnerability to patch the su binary in memory and escalate privileges. This is provided for educational and research purposes only. ⚠️ Do not use this on any system you do not own or without...

CVE-2026-31431

🔐 CVE-2026-31431 - Kernel Exploitation Research Framework Modular framework for studying a Linux privilege escalation LPE vulnerability based on AFALG + Page Cache Injection techniques. 🎯 Objective This project is designed for: Research of Linux kernel vulnerabilities Teaching real exploitation...