CVE-2026-43284-DirtyFrag-PoC

CVE-2026-43284 — Corrupción de caché de páginas XFRM/ESP 4 bytes Prueba de concepto de escalada local de privilegios mediante corrupción de caché de páginas XFRM/ESP Primitiva de escritura de 4 bytes · 48 iteraciones · Sobrescritura de 192 bytes ELF · usuario no privilegiado + netns Prueba de...

CVE-2026-43284

Dirty Frag: Universal Linux LPE Abstract This document explains the Dirty Frag vulnerability class, discovered and reported by Hyunwoo Kim @v4bel. By chaining xfrm-ESP Page-Cache Write CVE-2026-43284 with RxRPC Page-Cache Write CVE-2026-43500, an attacker can escalate to root on major Linux...

dirty_frag_mitigation

dirtyfragmitigation 1. A bash script for mitigating linux dirty frag exploit CVE-2026-43500 2. Works on all Debian/Ubuntu Arch based platforms i.e. Kali, ParrotSec, BlackArch 3. Added --check to run as non-root user. Added fragnesia support as it shares the same patch surface with dirtyfrag...

CVE-2024-33453

CVE-2024-33453 Exposición de Datos Sensibles mediante Control de Acceso a Nivel de Objeto en esp-idf Descripción Una vulnerabilidad de desbordamiento de búfer en el framework esp-idf versión 5.1, utilizado por algunos productos Schoolbox, permite a un atacante remoto obtener información sensible ...

CVE-2025-5548

Lab de Explotacion - CVE-2025-5548 FreeFloat FTP Repositorio de laboratorio orientado a la explotacion controlada del CVE-2025-5548 en FreeFloat FTP Server, sobre entorno Windows y en VM aislada. El proyecto esta dividido en dos bloques: Environment/: preparacion del entorno herramientas, IDEs,...

SUSE CVE-2026-80846

In the Linux kernel, the following vulnerability has been resolved: xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif before passing the packet into the XFRM input path. Queued TCP data can ...

AZL-99431 CVE-2026-80846 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif before passing the packet into the XFRM input path. Queued TCP data can ...

CVE-2026-80846 xfrm: drop ESP-in-TCP packets with no ingress device

In the Linux kernel, the following vulnerability has been resolved: xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif before passing the packet into the XFRM input path. Queued TCP data can ...

CVE-2026-80846

In the Linux kernel, the following vulnerability has been resolved: xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif before passing the packet into the XFRM input path. Queued TCP data can ...

EUVD-2026-71296

In the Linux kernel, the following vulnerability has been resolved: xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif before passing the packet into the XFRM input path. Queued TCP data can ...

CVE-2026-80846

CVE-2026-80846 is a NULL pointer dereference in the Linux kernel affecting the XFRM ESP-in-TCP path. When queued TCP data is processed after the original ingress device has been removed (e.g., during veth or network namespace teardown), handle_esp() restores skb->dev from the saved skb_iif, bu...

Linux Distros Unpatched Vulnerability : CVE-2026-80846

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif...

DirtyFrag-for-dummies

Dirty Frag / CVE-2026-43284 — Notas de investigación Resumen Este repositorio contiene un diagrama técnico depurado y notas complementarias para la vulnerabilidad del kernel de Linux comúnmente conocida como Dirty Frag y rastreada para la ruta xfrm-ESP como CVE-2026-43284. El problema pertenece a...

CVE-2026-43284-dirtyfrag-detection

DirtyFrag CVE-2026-43284 PoC Validation and auditd Detection Scope: Linux Local Privilege Escalation LPE validation focused on the XFRM/ESP path associated with CVE-2026-43284. This repository contains an English report and evidence artifacts from a controlled laboratory validation of the public...

CVE-2026-31431

CopyFail2 CVE-2026-31431 - Python Implementation Python port of the CopyFail2 kernel exploit leveraging xfrm ESP-in-UDP MSGSPLICEPAGES no-COW fast path for unprivileged Linux local privilege escalation. Replaces a nologin/false entry in /etc/passwd with a passwordless uid-0 user and drops into a...

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...

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...

Dirty-Frag-Kubernetes-PoC

Dirty Frag CVE-2026-43284 — Kubernetes Container Escape PoC A proof-of-concept demonstrating how a default, unprivileged Kubernetes Pod can achieve node-level code execution on Amazon EKS by exploiting the Dirty Frag Linux kernel page-cache corruption vulnerability through shared container image...

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,...

Paranoid-Dirty-Frag-CVE-2026-43284

root@kitploit: Dirty Frag mitigation script This script: 1. Blocks vulnerable kernel modules from loading 2. Unloads them if currently active 3. Verifies mitigation status WARNING: Disables Linux IPsec ESP support esp4/esp6 and RxRPC support. This may break: - strongSwan - libreswan - some...