CVE-2026-90272

A flaw was found in the Linux kernel's perf: armpmuv3 component. The hwid branch stack field, which is passed to userspace, was not properly initialized by the Branch Record Buffer Extension BRBE driver. This could lead to the disclosure of uninitialized memory to userspace, potentially allowing ...

CVE-2026-98399

A flaw was found in the Linux kernel. On s390 IBM Z systems booted without an Initial Program Load IPL parameter block, such as during direct kernel boot, the kernel does not verify the parameter block before dereferencing it during dump operations. A local privileged user could trigger this...

CVE-2026-98400

A flaw was found in the Linux kernel's s390 architecture. On systems booted without an Initial Program Load IPL parameter block, such as direct virtual machine boots, the kernel crash shutdown handler unconditionally dereferences an uninitialized pointer when preparing crash data. If a crash...

vsock_poc

vsockpoc Investigating the bug behind CVE-2021-26708 This repo contains a small writeup about CVE-2021-26708, and how this bug can be turned into a Use After Free write primitive. The PoC here is not a full exploit, but just my harness I used when trying to investigate this bug. It can successful...

linux-4.19.72_CVE-2022-36946

Linux kernel There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use make htmldocs or make pdfdocs. The formatted documentatio...

CVE-2022-0185

CVE-2022-0185 Linux Kernel Privilege Escalation Escape toc Vulnerability Overview Vulnerability ID: CVE-2022-0185 CVSS Score: Affected Product: linux kernel - fsconfig syscall Affected Versions: linux kernel 5.1-rc1 5.16.2 Exploitation Requirements: Linux local; requires CAPSYSADMIN capability ca...

linux-4.1.15_CVE-2023-28772

Linux kernel release 4.x http://kernel.org/ These are the release notes for Linux version 4. Read them carefully, as they tell you what this is all about, explain how to install the kernel, and what to do if something goes wrong. WHAT IS LINUX? Linux is a clone of the operating system Unix, writt...

CVE-2022-36946

CVE-2022-36946 Reported-by: Domingo Dirutigliano and Nicola Guerrera While we were working on firegex, our application firewall for CTF Attack-Defence competitions, we stumbled upon a few kernel panics. This strange behavour was than isolated and anlayzed, leading to the discovery of this potenti...

CVE-2023-3640

SCTF2023kernelpwn SCTF 2023 kernel pwn Off-topic: A little advertisement — the author is a 2024 undergraduate graduate student, participating in this year's autumn recruitment. Feel free to contact me sycrop This problem aims to test two points. 1. The starting points of the cpu entry area mappin...

CVE-2026-98398

A flaw was found in the Linux kernel's lock dependency validator lockdep. When a lock class is removed, such as during kernel module unloading, cached references in existing lock structures are not properly cleared. A local user can exploit this issue by triggering lock acquisitions that reuse...

CVE-2026-98430

A flaw was found in the Linux kernel's Elastic Fabric Adapter EFA driver. The driver enables interrupt request IRQ handling before initializing its administrative queues and frees those queues before disabling the interrupt handler. If an interrupt occurs while the queues are uninitialized or...

CVE-2026-98397

A flaw was found in the Linux kernel's x86-android-tablets driver. During device initialization, the driver saves a pointer to a device structure without incrementing its reference count, while dropping the active reference prematurely. If the device is released before driver teardown, a local us...

nmap-farewell

nmap-farewell This tool aims to demonstrate the capabilities of the nfnetlinkqueue feature of the Linux kernel. For more in-depth information, you can read this article. Before packets are being dropped by the kernel, they are sent to this tool for further processing. If a remote peer tries to...

PinTheft-go

pintheft-go Go port of pintheft - RDS zcopy double-free LPE. Member of the Dirty Frag vulnerability class. !IMPORTANT Arch Linux is one of the most exposed distributions for this vulnerability, as it is among the few where the RDS module can typically be loaded by default. How it works tl;dr The...

DirtyFrag-go

dirtyfrag-go Two bugs. One shell. No disk writes. Go port of dirtyfrag CVE-2026-43284 / CVE-2026-43500. How it works tl;dr The bug class is in the Linux kernel XFRM subsystem. When a file page is spliced into a pipe and then into an ESP-encrypted socket, the kernel decrypts the ESP payload in-pla...

CVE-2026-31431

🐞 CVE-2026-31431 - Copy Fail A logic flaw in authencesn chained through AFALG and splice into a controlled 4-byte write in the page cache of any readable file on the system. No race condition, no offsets, no compiled payload. The same 732-byte script gains root on every Linux distribution since...

ghostlock-vagrant-box

Full Chain Vulnerability Testbed: Nginx RCE → GhostLock LPE Overview This repository provides a Vagrant environment designed to demonstrate a complete two-stage exploitation chain. The testbed automatically provisions an isolated Ubuntu 22.04 LTS virtual machine that is intentionally configured t...

CVE-2022-23222-POC

Proof of Concept Exploit Code for CVE-2022-23222 This is a POC for CVE 2022-23222, a Local Privilege Escalation vulnerability. This POC was written for Ubuntu 20.04 with kernel version 5.13.0-27-generic, but other kernel versions are also vulnerable. For a detailed analysis of the exploit, please...

CVE_2022_0847

CVE20220847 CVE-2022-0847: Linux Kernel Privilege Escalation Vulnerability POC A Simple Proof of concept to get root shell. $ gcc cve20220847.c -o exploit $ ./exploit /etc/passwd 1 ootz: $ su rootz id uid=0root gid=0root groups=0root...

CVE-2023-0386

typora-copy-images-to: ./image CVE-2023-0386 Exploit Usage: First : Upload fuse.c and exp.sh to the /tmp directory. You can use scp or python3 -m http.server to upload the file to the target. scp /Desktop/CVE-2023-0386/exp.sh [email protected]:/tmp scp /Desktop/CVE-2023-0386/fuse.c...