CVE-2021-41091

CVE-2021-41091 This exploit offers an in-depth look at the CVE-2021-41091 security vulnerability and provides a step-by-step guide on how to utilize the exploit script to achieve privilege escalation on a host. Vulnerability Summary CVE-2021-41091 is a flaw in Moby Docker Engine that allows...

CVE-2026-31431

🔥 CVE-2026-31431 - "Copy Fail !!!" A surprisingly simple yet deadly local privilege escalation in the Linux kernel 📌 Overview CVE-2026-31431 nicknamed "Copy Fail" is a local privilege escalation vulnerability in the Linux kernel's cryptographic subsystem, specifically affecting the algifaead...

CVE-2026-82429 Apache Storm Worker Launcher: Local Privilege Escalation to Root via a Time-of-Check Race in the Worker Launcher

Description The setuid-root worker-launcher binary adjusts ownership and permissions of worker directories by walking the tree with FTS and calling lchown and chmod on each entry's full pathname while running with an effective uid of 0. Both syscalls re-resolve the path at the time of the call,...

cve-2026-31431-checker

CVE-2026-31431 "Copy Fail" — Script de Detección de Vulnerabilidad Escáner basado en shell para CVE-2026-31431 "Copy Fail" , una vulnerabilidad de escalada de privilegios local en el subsistema criptográfico del kernel de Linux interfaz algifaead / AFALG. Un usuario local no privilegiado puede...

CVE-2026-46331-pedit-cow

CVE-2026-46331-pedit-cow Informe y pasos de explotación para la vulnerabilidad pedit COW CVE-2026-46331. Resumen Este desafío demuestra pedit COW, una falla del kernel de Linux en la acción de edición de paquetes del subsistema de control de tráfico actpedit. La vulnerabilidad permite a un usuari...

CVE-2026-31431-python-copyfail-POC

CVE-2026-31431: Copy Fail - Linux Kernel Privilege Escalation Copy Fail CVE-2026-31431 is a critical logic bug in the Linux kernel's cryptographic subsystem that allows unprivileged users to achieve privilege escalation to root. The vulnerability affects Linux kernels 6.0.0 through 6.18.x across...

CVE-2026-31431-PoC

CVE-2026-31431 PoC Local Privilege Escalation in the Linux Kernel via algifaead Page Cache Write "Copy Fail" Author: Van Glenndon Enad Original Discovery: Theori / Xint Code Research Team Taeyang Lee Published: April 29, 2026 Severity: High CVSS v3.1 Score: 7.8 CVSS v3.1 Vector:...

copy-fail-CVE-2026-31431

CVE-2026-31431 — Copy Fail 732 字节。任何发行版。Root。 Linux 内核 authencesn 加密模板中的一个直线逻辑缺陷，使无特权的本地用户能够对任何可读文件（包括 setuid 二进制文件）的页缓存执行精确、受控的 4 字节写入。无需竞争条件。无需重试。无需重新编译。自 2017 年以来发布的每个主流 Linux 发行版均可获得 root 权限。 📄 技术分析文章 · 🔗 内核补丁 · 🛡️ CVSS：严重 已测试的发行版 发行版| 内核版本 ---|--- Ubuntu 24.04 LTS| 6.17.0-1007-aws Amazon Linu...

copy-fail-mitigate-no-reboot

copy-fail-mitigate Helper de mitigación mínima sin reinicio para Copy Fail / CVE-2026-31431. Este script desactiva la ruta vulnerable del módulo algifaead e intenta descargar el módulo inmediatamente. También realiza un intento de expulsión de la caché de páginas para /usr/bin/su. Esto es una...

Copy_Grail

copygrail | copy-fail-CVE-2026-31431 copygrail is a compact, single-file C++ implementation of the CVE-2026-31431 "Copy Fail" local privilege escalation vulnerability. It showcases a clean AFALG + splice page cache corruption technique that can be used to overwrite a setuid binary and escalate...

CVE-2026-31431

🚨 CVE-2026-31431: Copy Fail A critical 9-year-old flaw in the Linux kernel that allows obtaining root access in seconds 📋 Executive Summary Attribute| Details ---|--- CVE| CVE-2026-31431 Nickname| Copy Fail Type| Local Privilege Escalation LPE CVSS| 7.8 High Discovered by| Theori Xint Code...

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 :...

Copy-Fail

CVE-2026-31431 – "Copy Fail" Reachability Checker A simple, safe Python script that determines whether a Linux system is vulnerable to CVE-2026-31431 "Copy Fail", a local privilege escalation that affects all major distributions since kernel 4.14. ⚠️ What is Copy Fail? CVE-2026-31431 is a...

CVE-2026-31431-cleaned

copyFail.py — Informe de Análisis de Exploit CVE Resumen copyFail.py es un exploit de prueba de concepto PoC que demuestra una vulnerabilidad de escalada de privilegios local en el kernel de Linux. Al abusar de la llamada al sistema splice en combinación con opciones de socket manipuladas, el...

CVE-2026-31431-Copy-Fail-Detection-Toolkit

CVE-2026-31431 Copy Fail Detection Toolkit Detection and analysis toolkit for CVE-2026-31431 "Copy Fail" - a critical Linux Local Privilege Escalation vulnerability affecting distributions from 2017 onwards. Vulnerability Overview CVE-2026-31431 exploits a logic flaw in the Linux kernel's algifae...

CVE-2026-31431

CVE-2026-31431 — "Copy Fail" Local Privilege Escalation in the Linux Kernel crypto algifaead subsystem. Overview CVE-2026-31431, dubbed "Copy Fail", is a logic bug in the Linux kernel's authencesn cryptographic template algifaead. It allows an unprivileged local user to perform a controlled 4-byt...

copy_fail

Copy Fail — CVE-2026-31431 CVE-2026-31431 Copy Fail is a local privilege escalation vulnerability in the Linux kernel's algifaead module AFALG subsystem. A logic flaw introduced in August 2017 allows any unprivileged local user to write 4 controlled bytes into the page cache of any readable file...

Copy-Fail-CVE-2026-31431

Copy-Fail-CVE-2026-31431 A proof-of-concept exploit reproduction of the Linux kernel vulnerability CVE-2026-31431 , also known as Copy Fail. Credits to: Copy Fail Affected Systems Linux kernel versions 4.14 and newer Most major distributions released from 2017 until patch deployment Ubuntu, Debia...

CVE-2026-31431

CVE-2026-31431 — Local Privilege Escalation via AFALG 2026-04-29 — I am publishing this exploit one day after sharing it on theMyDigitalLife forum. It does not require Python; it is written in C and compiled to the smallest possible size using: root@kitploit: musl-gcc -static -Os -o exploit...

CVE-2021-4034

Study Project CVE-2021-4034 PwnKit This repository contains the materials, code examples, and documentation for the study project within the elective module Applied IT Security about the security vulnerability CVE-2021-4034 , also known as PwnKit. Summary This study project within the elective...