kernel-CTF

Kernel CTF Challenges A collection of Linux Kernel exploitation challenges for learning kernel security concepts. Requirements Linux system tested on Ubuntu Build essentials gcc, make Linux headers for your kernel version sudo apt-get update sudo apt-get install build-essential linux-headers-$una...

SUSE CVE-2024-50073

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Fix use-after-free in gsmcleanupmux BUG: KASAN: slab-use-after-free in gsmcleanupmux+0x77b/0x7b0 drivers/tty/ngsm.c:3160 ngsm Read of size 8 at addr ffff88815fe99c00 by task poc/3379 CPU: 0 UID: 0 PID: 3379 Comm: poc N...

harden-docker-seccomp

harden-docker-seccomp Idempotent script to block AFALG socket creation for all Docker containers on a host as mitigation for CVE-2026-31431 "Copy Fail". Background CVE-2026-31431 is a local privilege escalation in the Linux kernel's authencesn cryptographic template, present in kernels built...

o3_finds_cve-2025-37899

based on How I used o3 to find CVE-2025-37899, a remote zeroday vulnerability in the Linux kernel’s SMB implementation target vuln ollama vuln CVE-2024-37032 https://github.com/ollama/ollama/releases/tag/v0.1.34 https://github.com/ollama/ollama/compare/v0.1.33...v0.1.34 commit: 2a21363 by using l...

copy-fail-CVE-2026-31431

CVE-2026-31431 — Copy Fail 732 bytes. Any distro. Root. A straight-line logic flaw in the Linux kernel's authencesn cryptographic template enables an unprivileged local user to perform a precise, controlled 4-byte write into the page cache of any readable file — including setuid binaries. No race...

CVE-2026-31431

CVE-2026-31431 — From a NULL Pointer to Root: Exploiting AFALG AEAD in the Linux Kernel Bug class: Null pointer dereference → heap OOB write → credential overwrite Affected subsystem: net/alg/afalg.c Impact: Local Privilege Escalation unprivileged user → root Affected kernels: Linux 4.4 – 4.9...

SUSE CVE-2026-98776

In the Linux kernel, the following vulnerability has been resolved: binderfs: fix UAF write in binderadddevice binderfsbinderdevicecreate publishes the new dentry with dmakepersistent and then calls simpledonecreating, which drops the parent directory lock and the creator's dentry reference. It...

SUSE CVE-2026-98861

In the Linux kernel, the following vulnerability has been resolved: fprobe: Use guardrcuschednotrace and check rcuiswatching unregisterfprobe and unregisterfprobeasync used by BPF kprobe-multi rely on standard RCU grace periods synchronizercu and callrcu to wait until in-flight fprobe handlers...

CVE-2026-31431-cleaned

copyFail.py — CVE Exploit Analysis Report Summary copyFail.py is a proof-of-concept PoC exploit that demonstrates a local privilege escalation vulnerability in the Linux kernel. By abusing the splice system call in combination with crafted socket options, the exploit gains the ability to corrupt...

salt

Welcome to salt , a tool to reverse and learn kernel heap memory management. It can be useful to develop an exploit, to debug your own kernel code, and, more importantly, to play with the kernel heap allocations and learn its inner workings. This tool helps tracing allocations and the current sta...

cifswitch-check

cifswitch-check A shell script to check whether a Linux system is exposed to CIFSwitch CVE-2026-46243 — a local privilege escalation vulnerability in the Linux kernel's CIFS/SMB client that has been present since 2007. Runs on bare-metal hosts, VMs, and inside containers. Designed to drop straigh...

dirtyCow

Dirtycow also known as CVE-2016-5195 and it's very populer vulnerability of past time. First of all choose the fitted Linux version for that vulnerability. then install or run it on VBOX or VMWare . after install it follow those instructions. 1. Create a user without having root access. 2. Log in...

CVE-2022-0847

CVE-2022-0847 Description - POC for CVE-2022-0847: Linux Kernel Local Privilege Escalation Vulnerability. Detail - Security researcher Max Kellermann responsibly disclosed the 'Dirty Pipe' vulnerability and stated that it affects Linux Kernel 5.8 and later versions, even on Android devices. - A...

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-2026-31431-Copy-Fail-Detection-Toolkit

CVE-2026-31431 Copy Fail Detection Toolkit Detection and analysis toolkit for CVE-2026-31431 "Copy Fail" - a critical Linux Local Privilege Escalation vulnerability affecting distributions from 2017 onwards. Vulnerability Overview CVE-2026-31431 exploits a logic flaw in the Linux kernel's algifae...

SMB-LINUX-CVE-2025-37899

Use-After-Free Vulnerability in Linux Kernel's ksmbd CVE-2025-37899 Description A use-after-free vulnerability has been discovered in the ksmbd module of the Linux kernel, responsible for implementing the SMB Server Message Block protocol for network file sharing. This vulnerability, identified a...

copy-fail-CVE-2026-31431

Copy Fail - CVE-2026-31431 Technical Writeup Tested Distro / Version Distro| Version ---|--- Ubuntu 24.04 LTS| 6.17.0-1007-aws Amazon Linux 2023| 6.18.8-9.213.amzn2023 RHEL 10.1| 6.12.0-124.45.1.el101 SUSE 16| 6.12.0-160000.9-default...

tracee

Before moving on, please consider giving us a GitHub star ⭐️. Thank you! About Tracee Tracee is a runtime security and observability tool that helps you understand how your system and applications behave. It is using eBPF technology to tap into your system and expose that information as events tha...

copyfail

Copy Fail - CVE-2026-31431 PoC in C Local privilege escalation exploit for CVE-2026-31431 Copy Fail, written in C. How It Works 1. ELF parsing : resolves /usr/bin/su's entry point virtual address to a file offset via PTLOAD program headers 2. AFALG setup : binds to authencesnhmacsha256,cbcaes wit...

ExploitGSM

ExploitGSM Exploit for 6.4 - 6.5 kernels and another exploit for 5.15 - 6.5 Telegram for contact - https://t.me/YuriiCrimson Telegram chat - https://t.me/itcrowdua In winter I found two vulnerabilities in the ngsm driver. After that Jammes wrote to me offering to buy them from me. As you...