CVE-2026-31431-Copy-Fail

CVE-2026-31431 — "Copy Fail": Linux Kernel algifaead Local Privilege Escalation CISA KEV | CVSS 7.8 HIGH | Affects Linux kernels 4.14 – early 2026 9 years Table of Contents 1. Executive Summary 2. Risk Assessment 3. Technical Deep Dive 4. Attack Methodology — Red Team 5. Detection & Incident...

CVE-2026-31431-Container-Escape

CVE-2026-31431 Container Escape Container escape via runC...

copy-fail-CVE-2026-31431

CVE-2026-31431 Copy Fail exploit Author: pyroceper Tested on: Ubuntu 25.10 x8664 $ make $ ./exploit Detected kernel: 6.17.0 Making backup of /etc/passwd to /tmp Backup saved as /tmp/passwd.bak Obtaining root shell... id uid=0pwn gid=0root groups=0root whoami pwn CREDITS & REFERENCES: Original...

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-Copy-Fail-Container-Escape

CVE-2026-31431-Copy-Fail-Container-Escape Demo https://github.com/user-attachments/assets/2cb0cb67-789a-4461-a0b8-1fe878d9426e Prerequisite Container vulnerable to CVE-2026-31431 Container healthcheck configured and healthcheck CMD known Obtained root access inside the container if not, you can...

CVE-2026-31431

CVE-2026-31431 — Copy Fail 中文版 732 Bytes to Root on Every Major Linux Distribution CVE-2026-31431 Copy Fail is a logic bug in the Linux kernel's authencesn cryptographic template. It allows an unprivileged local user to trigger a deterministic, controlled 4-byte write into the page cache of any...

CVE-2026-31431-PocC

CVE-2026-31431-PoC CVE-2026-31431 PoC reproduced in C, usable for exploitation when Python is not available on the target environment. Vulnerability Basic Information Vulnerability type: Linux kernel AFALG subsystem page cache poisoning, achieving local privilege escalation and possible container...

CVE-2026-41900-POC

OpenLearnX-RCE OpenLearnX Unauthenticated RCE via Container Volume Mount Diff-based discovery → Silent patch → Sandbox escape → Full /tmp disclosure Property| Value ---|--- Name| OpenLearnX-RCE CVE| CVE-2026-41900 GHSA| GHSA-8h25-q488-4hxw Type| Unauthenticated Info Disclosure / RCE Affected|...

CVE-2026-84272 IBM Guardium Data Protection Missing Authentication

IBM Guardium Data Protection 12.1 and 12.2.2 are vulnerable to missing authentication in the edge-controller component. An unauthenticated remote attacker could exploit this vulnerability to execute arbitrary container images and gain control of managed edge clusters...

CVE-2026-84272

IBM Guardium Data Protection versions 12.1 and 12.2.2 are vulnerable to a missing authentication flaw in the edge-controller component. An unauthenticated remote attacker can exploit this to execute arbitrary container images and seize control of managed edge clusters . No specific exploitation d...

CVE-2026-84272 IBM Guardium Data Protection Missing Authentication

IBM Guardium Data Protection 12.1 and 12.2.2 are vulnerable to missing authentication in the edge-controller component. An unauthenticated remote attacker could exploit this vulnerability to execute arbitrary container images and gain control of managed edge clusters...

EUVD-2026-95239

IBM Guardium Data Protection 12.1 and 12.2.2 are vulnerable to missing authentication in the edge-controller component. An unauthenticated remote attacker could exploit this vulnerability to execute arbitrary container images and gain control of managed edge clusters...

CVE-2025-9074-docker-escape

CVE-2025-9074-Docker Escape HTB MonitorsFour This code is for educational purposes only and controlled environments such as laboratories Hack The Box. Do not use on systems without authorization. This repository contains an exploit script for the Docker Remote API exposed without authentication...

Container_escape

Disposable Ubuntu container VM This directory builds and runs an Ubuntu Docker container inside a disposable Ubuntu QEMU guest. PoCs are copied into the guest and are never executed by the host scripts. Host dependencies Bash QEMU x86-64 and qemu-img curl OpenSSH client tools xorriso socat only...

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...

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-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-2026-23744-Lab

CVE-2026-23744 – MCPJam Inspector Docker Lab This repo is a tiny Docker lab to compare a vulnerable vs patched build of MCPJam Inspector for CVE-2026-23744. It’s meant for learning and for building a public security portfolio: quick setup, clear evidence, and screenshots. ⚠️ Ethics / scope : Only...

CVE-2025-60787

CVE-2025-60787 CVE-2025-60787 Poc - RCE - MotionEye = 0.43.1b4 Original link: https://github.com/prabhatverma47/motionEye-RCE-through-config-parameter MotionEye RCE via Client-Side Validation Bypass Summary During security testing of a MotionEye instance running in Docker, it was observed that...