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-2021-41091

CVE-2021-41091 Este exploit ofrece una mirada en profundidad a la vulnerabilidad de seguridad CVE-2021-41091 y proporciona una guía paso a paso sobre cómo utilizar el script de exploit para lograr una escalada de privilegios en un host. Resumen de la Vulnerabilidad CVE-2021-41091 es una falla en...

ctf

Material relacionado con CTF Tabla de Contenidos Los desafíos están enlazados en la tabla de abajo. Descripción| Evento/Juego| Solución ---|---|--- Smash The Stack| ---| --- Blackbox| Level 1| Un exe con funcionalidad de "login" con la contraseña en texto plano en la memoria. Blackbox| Level 2|...

Vulnerable-Docker-Engine

CVE-2021-41091 Este exploit ofrece un análisis detallado de la vulnerabilidad de seguridad CVE-2021-41091 y proporciona una guía paso a paso sobre cómo utilizar el script de exploit para lograr una escalada de privilegios en un host. Resumen de la Vulnerabilidad CVE-2021-41091 es una falla en Mob...

CopyFail-CVE-2026-31431

CopyFail: CVE-2026-31431 Python implementation of copy.fail. Overwrites the page cache of a setuid-root binary via AFALG + splice to get root. No race, no offsets works on any Linux distro since 2017. Requirements Python 3.6+ 3.12+ uses os.splice natively; older versions fall back to ctypes Linux...

CVE-2025-24118

TRAVERTINE CVE-2025-24118 Informe: https://jprx.io/cve-2025-24118 Uso root@kitploit: gcc TRAVERTINE.c -o travertine chgrp everyone travertine chmod g+s travertine ./travertine...

CVE-2023-42931

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CVE-2022-37706

CVE-2022-37706 Overview CVE-2022-37706 is a Local Privilege Escalation LPE vulnerability found in the enlightenmentsys component of the Enlightenment desktop environment for Linux. This vulnerability allows a local low-privileged user to escalate privileges to root on vulnerable systems. CVE ID:...

CVE-2026-93658

uutils coreutils versions before 0.10.0 apply setuid or setgid mode to install destinations before finalizing ownership changes, allowing privileged users to leave setuid executables owned by the privileged invoker when ownership changes fail. Attackers can execute leftover setuid files with...

CVE-2026-93658

uutils coreutils versions from 0.0.18 before 0.10.0 contain a privilege escalation vulnerability in the install command. The root cause is that setuid or setgid mode is applied to the install destination before ownership changes are finalized. On capability-restricted systems , if the ownership c...

CVE-2026-93658

uutils coreutils versions before 0.10.0 apply setuid or setgid mode to install destinations before finalizing ownership changes, allowing privileged users to leave setuid executables owned by the privileged invoker when ownership changes fail. Attackers can execute leftover setuid files with...

CVE-2026-93658 uutils coreutils 0.0.18 before 0.10.0 Privilege Escalation via setuid

uutils coreutils versions before 0.10.0 apply setuid or setgid mode to install destinations before finalizing ownership changes, allowing privileged users to leave setuid executables owned by the privileged invoker when ownership changes fail. Attackers can execute leftover setuid files with...

EUVD-2026-82940

uutils coreutils versions before 0.10.0 apply setuid or setgid mode to install destinations before finalizing ownership changes, allowing privileged users to leave setuid executables owned by the privileged invoker when ownership changes fail. Attackers can execute leftover setuid files with...

CVE-2021-3156

CVE-2021-3156 PoC Introducción Este es un exploit para la vulnerabilidad sudo CVE-2021-3156 denominada Baron Samedit por Qualys. Uso compilar: root@kitploit: $ make listar objetivos: root@kitploit: $ ./sudo-hax-me-a-sandwich ejecutar: root@kitploit: $ ./sudo-hax-me-a-sandwich modo manual:...

3007Project

3007Project Programa setuid utilizado para actualizar la puntuación del jugador. Lee el contenido del archivo de puntuación, busca y actualiza la puntuación según el ID del jugador dado; si no se encuentra el ID del jugador, se añade un nuevo ID y puntuación al archivo. El programa no debe fallar...

cve-2010-3847

CVE-2010-3847 script Meant to automate the exploit discussed in http://marc.info/?l=full-disclosure&m=128776663124692&w=2. Tested on CentOS 5 x86. The DSO it outputs is compiled from the following code: root@kitploit: include include include void attributeconstructor init setuid0;...

copyfail-exploit

Copy Fail · CVE-2026-31431 Local privilege escalation on Linux kernels from 4.11 up to but not including the patched 6.18 releases. The bug lives in the kernel's AFALG socket interface—specifically how authencesn handles scatter-gather lists during in‑place AEAD decryption. The result: an...

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 :...

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...

copy-fail-python

copyfailsu.py Python port of badsectorlabs/copyfail-go CVE-2026-31431. Linux only; requires Python 3.10+ os.splice. How it gets root important This tool does not use the /etc/passwd page-cache trick. It overwrites the page cache of the setuidsu binary with embedded shellcode same payloads as the ...