CVE-2026-31431

CVE-2026-31431 — Copy Fail tracking site Source for the Copy Fail patch-status tracker: a single-page site recording which distributions have shipped a fix for the algifaead privilege escalation in the Linux kernel. Where the facts live Everything about the bug — CVE IDs, affected and fixed...

copy-fail-check

copy-fail-check CVE-2026-31431 Helper based on https://copy.fail/ Copy Fail Quick Check Interactive bash helper to review basic exposure related to CVE-2026-31431 Copy Fail and apply a temporary mitigation based on algifaead. Target compatibility Mainly intended for: Debian / Ubuntu AlmaLinux /...

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...

copy-fail-tiny-elf-CVE-2026-31431

Copy Fail Tiny ELF - CVE-2026-31431 Minimal 436-bytes exploit for Copy Fail, thanks to the power of golfing Magic This ELF ultra golfs the exploit by being totally unmapped, rwx, and by using itself conditionally as the ELF payload to use to poison the cache. More cursed ELF internals golfs comin...

cve-2026-31431

CVE-2026-31431 Copy Fail Test This repository contains a workflow file for GitHub Actions to test whether the action runner is affected by CVE-2026-31431. You can do the test by yourself, just create a repository by this template and trigger the test.yml workflow manually remember to change the o...

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...

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...

copy-fail-CVE-2026-31431-Python-Golfing

This repository does not have a README...

copy-fail-CVE-2026-31431-detection-probe

Linux Kernel LPE Probe Suite — Copy Fail & Dirty Frag Safe detection tooling for two related Linux kernel local privilege escalation vulnerability families — Copy Fail CVE-2026-31431 and Dirty Frag CVE-2026-43284 / CVE-2026-43500 — both affecting all major distributions since 2017, both exploitab...

OCI-Ansible-Fix-CVE-2026-31431

CVE-2026-31431 Ansible Remediation This playbook remediates CVE-2026-31431, also known as Copy Fail, on Linux instances in OCI. CVE-2026-31431 is a local privilege escalation issue in the Linux kernel algifaead implementation used by the AFALG userspace crypto API. This playbook applies the main...

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...

Dirty-Frag-Analysis

Dirty Frag Deep Technical Analysis CVE-2026-43284 xfrm-ESP / CVE-2026-43500 RxRPC Linux kernel local privilege escalation vulnerability — PoC reverse engineering · Shellcode breakdown · Patch principles · Detection script Vulnerability Overview Dirty Frag exploits two independent vulnerabilities,...

copy-fail-mitigation-with-bpftrace

copy-fail-mitigation-with-bpftrace CVE-2026-31431, AKA Copy Fail, can be mitigated in one-line with bpftrace, no kpatch building, no cargo building English Version | 中文版本 Idea To exploit Copy Fail, you need to bind socket AFALG and use algorithm authencesn , which most applications don't use a lo...

copy-fail-CVE-2026-31431

Copy Fail CVE-2026-31431 - PoC This repository contains a Proof of Concept PoC for the Copy Fail CVE-2026-31431 vulnerability. ⚠️ Disclaimer: This project is for educational and research purposes only. Do NOT use this on systems you do not own or do not have permission to test. 🧪 Usage Follow the...

copy-fail-cve-2026-31431-aarch64

copy-fail-cve-2026-31431-aarch64 References: https://github.com/theori-io/copy-fail-CVE-2026-31431 https://github.com/bigwario/copy-fail-CVE-2026-31431-C Verified on ubuntu 25.10 aarch64 python3 cve202631431exp.py...

copy-fail

Copy Fail PoC Proof of concept for CVE=2026-31431 These scripts elevate any regular user to root. Works on most Linux distros and CPUs. Technical writeup at https://copy.fail...

CVE-2026-31431-live-process-code-injection

CVE-2026-31431 Copy Fail — Live Process Code Injection PoC Demonstrates arbitrary code execution in a running process via page cache. by @secinfosex What it does: 1. Compiles a test binary: check return 42; in an infinite loop 2. Launches the process 3. Waits for "check = 42" output 4. Replaces...

copy-fail

copy-fail PoC of CVE-2026-31431 USAGE: wget https://raw.githubusercontent.com/pedromizz/copy-fail/main/poc.py python3 poc.py $ id uid=0root pedromizz :...

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...

copy-fail-blocker

copy-fail-blocker BPF-LSM mitigation for CVE-2026-31431 "Copy Fail" and the RxRPC variant of Dirty Frag, and for similar privilege-escalation vulnerabilities that depend on userspace access to a kernel-side in-place crypto path reachable via the AFALG or AFRXRPC socket families. A small DaemonSet...