cve-2026-31431-ftrace

cve-2026-31431 mitigation using ftrace The ebpf solutions around for mitigating cve-2026-31431 require lsm=bpf at boot time, which is usually not set by default. For OracleLinux this was enabled by default in UEKr7u3 and in UEKr8u1 after December 2025. To check whether or not you can use ebpf-lsm...

CVE-2026-31431

CVE-2026-31431: Copy Fail PoC + ARM64 Validation Copy Fail is a Linux local privilege escalation published by Theori/Xint as CVE-2026-31431. The project page describes a logic bug in authencesn that can be reached through AFALG and splice, producing a small page-cache write against a setuid binar...

Copy-Fail-Exploit-CVE-2026-31431

Copy Fail CVE-2026-31431 – Exploit Usage Guide ⚠️ Disclaimer This content is for educational and authorized security testing purposes only. Do NOT run this on systems without explicit permission. 📌 Overview Copy Fail CVE-2026-31431 is a Linux Local Privilege Escalation LPE vulnerability affecting...

copy-fail-CVE-2026-31431-C

copy-fail-CVE-2026-31431-C Verified on ubuntu 24,ubuntu 25,kali 2026. root@kitploit: gcc -o exploit exploit.c -lz && chmod +x exploit && ./exploit Static compilation root@kitploit: sudo apt install zlib1g-dev gcc -static -o exploit exploit.c -lz or root@kitploit: aarch64-linux-gnu-gcc -o exploit...

pwnkit-vulnerability

Vulnerabilidad PWNKIT - CVE-2021-4034 CVE-2021-4034 PWNKIT Una vulnerabilidad de corrupción de memoria en pkexec de Polkit, que permite a cualquier usuario sin privilegios obtener privilegios completos de root en un sistema vulnerable utilizando la configuración predeterminada de polkit. Fácil de...

CVE-2026-31431

copy.fail — Primitiva splice AEAD AFALG CVE-2026-31431 Resumen Este proyecto es un port a C del prototipo original en Python, realizado por offsecguy. Aprovecha la API criptográfica del kernel de Linux AFALG utilizando: Modo AEAD authencesnhmacsha256,cbcaes La bandera MSGMORE La llamada al sistem...

COPY-FAIL-Detection-with-Wazuh-4.14.4

Detección de COPY FAIL con Wazuh 4.14.4 - CVE-2026-31431 Ingeniería de detección para el LPE del kernel Copy Fail · Ubuntu / RHEL / SUSE / Amazon Linux 2023 / Kali ¿Qué es Copy Fail? CVE-2026-31431 es un error lógico en la plantilla criptográfica authesn del kernel de Linux. Permite a cualquier...

copy-fail-mitigate-no-reboot

copy-fail-mitigate Minimal no-reboot mitigation helper for Copy Fail / CVE-2026-31431. This script disables the vulnerable algifaead module path and attempts to unload the module immediately. It also performs a best-effort page-cache eviction for /usr/bin/su. This is a mitigation, not a kernel fi...

CVE-2021-4034

CVE-2021-4034 Basically it just removes SUID bit from /usr/bin/pkexec binary. Could be useful, when you have a big park of personal PCs without orchestrated access and you don't want to share a root password with users. Or you are just a Robin and want to pwn victims to help them...

CVE-2026-31431

CVE-2026-31431 — "Copy Fail" Local Privilege Escalation Overview CVE-2026-31431 is a local privilege escalation vulnerability in the Linux kernel's algifaead subsystem. The authencesn AEAD implementation performs an in-place decrypt via splice2, placing a page-cache page into the destination...

CopyFail-Patcher

Patcher script for CVE-2026-31431 This repo provide script for the CopyFail vulnerability, for Debian/Ubuntu/RHEL/Fedora, didn't test on other distros but anyway... Just follow these : root@kitploit: $ git clone https://github.com/mhdgning131/CopyFail-Patcher.git $ cd CopyFail-Patcher $ chmod +x...

dirtyfrag-patches

Dirty Frag — Kernel Patches Patch series for the Dirty Frag vulnerability class discovered by Hyunwoo Kim @v4bel. Dirty Frag allows an unprivileged local user to overwrite arbitrary bytes of the page cache of read-only files e.g. /usr/bin/su, /etc/passwd leading to local privilege escalation to...

copyfailautopatch

copyfailautopatch Detect and optionally mitigate CVE-2026-31431 "Copy Fail" on a Linux host. The vulnerability is a page-cache write primitive reachable through the AFALG socket family using the authencesnhmacsha256,cbcaes AEAD transform. This script reproduces the same primitive Theori...

copyfail-c

copyfail-c Una reproducción mínima en C para investigar Copy Fail CVE-2026-31431. Este repositorio contiene una implementación compacta en C construida alrededor de la interfaz AFALG del kernel de Linux para investigación de vulnerabilidades, análisis de comportamiento y reproducción controlada...

DirtyFrag-Detector

🔍 Dirty Frag — CVE-2026-43284 / CVE-2026-43500 Detection Script TL;DR: There are two new Linux kernel bugs. This script tells you if you're vulnerable. Patch your stuff. What's this about? On May 7th 2026, a vulnerability class called Dirty Frag was publicly disclosed by security researcher Hyunw...

CVE-2026-31431-Copy-Fail---Vulnerability-Detection-Script

CVE-2026-31431 — Copy Fail — Vulnerability Detection Script Detection only. A working PoC already exists at copy.fail/exploit. This script is for sysadmins and security teams determining where they are vulnerable — or still vulnerable after patching. What's this about? On April 29th 2026, a...

CVE-2026-41303

🔐 CVE-2026-41303: Authorization Bypass in OpenClaw Discord Bot -red?style=flat&logo=owasp Complete technical documentation on the authorization bypass vulnerability in OpenClaw 📋 Table of Contents General Description Technical Details Security Impact Proof of Concept Exploitation Methodology...

copy-fail-CVE-2026-31431-IOC

copyfail-detect Detection toolkit for CVE-2026-31431 "Copy Fail", a Linux kernel local privilege escalation technique that corrupts page-cache data without changing the file on disk. Why This Exists Copy Fail can bypass traditional file integrity monitoring because the on-disk file is not modifie...

copy.fail-mitigation-MLM

Create a new configuration channel State Channel in Multi-Linux Manager using the code from the copy-fail.sls file. Assign the config channel to all your machines and run it, or execute Highstate. This is a temporary fix!...

CVE-2026-31431-Linux-Copy-Fail

CVE-2026-31431 - Linux Copy-Fail Exploit Rust A Rust implementation of a local privilege escalation exploit for CVE-2026-31431 Copy-Fail. It allows executing customized shellcode such as Meterpreter Introduction Xint disclosed CVE-2026-31431, an arbitrary page cache write vulnerability that chain...