DiagSpill

DiagSpill CVE-2026-74469 Writeup !WARNING The PoC is provided solely to help defenders, maintainers, and authorized security teams validate patches, mitigations, detections, and exposure on systems they own or are explicitly authorized to test. You are solely responsible for ensuring that your us...

CVE-2020-15368-AsrDrv103-research

CVE-2020-15368 — AsrDrv103.sys This repository contains my materials related to the reverse engineering of the ASRock AsrDrv103.sys Windows kernel driver associated with CVE-2020-15368. The project was created as a practical study of Windows kernel drivers, driver communication interfaces,...

yc-mk8s-copy-fail-mitigation

Copy Fail / Dirty Frag Mitigation for Yandex Managed Kubernetes Automatic application of mitigation for vulnerabilities CVE-2026-31431, CVE-2026-43284 and CVE-2026-43500 in the Linux kernel on all worker nodes of a Yandex Managed Kubernetes cluster. Vulnerability Description CVE ID: CVE-2026-4328...

copy-fail-CVE-2026-31431

Vulnerability Description Root Cause In 2017, the Linux kernel crypto module authencesn introduced an in-place optimization for AEAD Authenticated Encryption with Associated Data operations. This optimization caused read-only pages in the page cache to be incorrectly placed into a writable...

CVE-2026-31431-PoC

Copy Fail - Python 3.9 PoC CVE-2026-31431 The public Copy Fail exploit wasn't compaitble with python 3.9, this one is. The original was modifed by replacing the unavailable os.splice with a lightweight ctypes polyfill. 🚨 LEGAL DISCLAIMER CFAA & Related Laws THIS SOFTWARE IS PROVIDED FOR EDUCATION...

wg.copyfail.patch

CVE-2026-31431 aka Copy.Fail eBPF workaround Why it matters This CVE allows authorized user change cache copy of any readable file, which leads to Local Privilege Escalation aka local root exploit, sandbox/container escape and other issues. It works by creating AFALG socket that is provided by...

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: musl-gcc -static -Os -o exploit exploit.c -s Critica...

CVE-2026-31431

CVE-2026-31431 - Proof-of-Concept Linux algifaead page-cache write to root - Local Privilege Escalation Exploit Writeup https://websec.net/blog/cve-2026-31431-linux-algifaead-page-cache-write-to-root-69f38a4ccddd2db1f520f170 Notes We haven't fully tested yet the PoC, its based on public reference...

cve-2021-3864

Test for CVE-2021-3864. How to run create a user echo ALL= path/to/gen-core /etc/sudoers sysctl kernel.corepattern=core ./cve-2021-3864 It should generate a core file in /etc/logrotate.d...

CVE-2025-38561

CVE-2025-38561 ksmbd: PreauhHashValue race condition If client send multiple session setup requests to ksmbd, PreauhHashValue race condition could happen...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.16.73 bug fix and security update

Red Hat OpenShift Container Platform release 4.16.73 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.16. Red Hat Product Security has rated this update as having a...

CVE-2026-31431-CopyFail-Lab

CVE-2026-31431 "Copy Fail" — Linux Kernel LPE Lab Overview This repository documents a complete lab investigation of CVE-2026-31431 Copy Fail , a high-severity local privilege escalation LPE vulnerability in the Linux kernel's algifaead cryptographic module, disclosed on April 29, 2026. CVSS Scor...

cve-2026-31431-detection

CVE-2026-31431 "Copy Fail" — Defensive Detection Package A production-ready collection of detection rules and triage guidance for CVE-2026-31431, a Linux kernel local privilege escalation in the algifaead crypto interface disclosed by Theori Xint Code Research. The vulnerability exploits an...

CVE-2026-31431

Test, patch, fix: CVE-2026-31431 Test:Check vuln python3 -c 'import socket;exec"try:s=socket.socketsocket.AFALG,socket.SOCKSEQPACKET,0;s.bind"aead","authencesnhmacsha256,cbcaes";print"vulnerable"\nexcept:print"not vulnerable""' check if module Check if module is loaded in kernel lsmod |...

desc_race-1

descrace "descrace" CVE-2021-30955 exploit for iOS 15.0 - 15.1.1 with stable kernel r/w primitives Exploit Method 1. Increase the capacity of IOSurfaceClient array to 0x2000, goal is to write a pointer whose content is totally controlled and then use IOSurfaceRootUserClient interfaces to achieve...

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...

Paranoid-Copy-Fail-CVE-2026-31431

================================ Paranoid AFALG hardening script ================================ Blocks all user-space kernel crypto interfaces AFALG + algif modules Mitigates CVE-2026-31431 and reduces future attack surface Safe for normal systems SSH, TLS, LUKS, WireGuard Only breaks rare apps...

CVE-2026-31431-Copy-Fail

CVE-2026-31431 - Verification and Mitigation Script This repository documents a Bash script used to assess exposure to CVE-2026-31431 on Linux hosts, with a focus on Ubuntu, and to apply a simple mitigation by blocking the algifaead module. Language versions: English: README.md Portuguese:...

CVE-2026-31431-CopyFail-Universal-LPE

CVE-2026-31431 "Copy Fail" — Universal LPE Exploit Linux kernel page cache 4-byte arbitrary write → Local Privilege Escalation Multiple exploit approaches: dynamic ELF entry point overwrite, full binary replacement, Python 3.x compatible with ctypes splice fallback. What is this? CVE-2026-31431 i...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.17.59 bug fix and security update

Red Hat OpenShift Container Platform release 4.17.59 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.17. Red Hat Product Security has rated this update as having a...