igvm

igvm This project is the home of the Independent Guest Virtual Machine IGVM file format. The format specification can be found in the igvmdefs crate, with a Rust implementation of the binary format in the igvm crate. The IGVM file format is designed to encapsulate all information required to laun...

MCExtractor

MCExtractor Intel, AMD, VIA & Freescale Microcode Extraction Tool MC Extractor News Feed MC Extractor Discussion Topic Intel, AMD, VIA & Freescale CPU Microcode Repositories A. About MC Extractor MC Extractor is a tool which parses Intel, AMD, VIA and Freescale processor microcode binaries. It ca...

CVE-2022-21894-Payload-New

This is a simple example payload for CVE-2022-21894 that demonstrates how an attacker could map a second stage payload in order to be able to call EFI services. A writeup of this vulnerability can be viewed here: https://github.com/Wack0/CVE-2022-21894. The code in this repository extends the PoC...

Hypervisor-101-in-Rust

Hypervisor 101 in Rust The materials of the "Hypervisor 101 in Rust" class held at Global Cybersecurity Camp 2023 Singapore. This repository contains a fuzzing hypervisor for UEFI on Intel/AMD processors, lecture and hands-on exercise materials, and sample corpus and target files. Read the course...

cve-2023-31346-poc

Firmware Memory Leak The code here aims to demonstrate the memory leaks in guest messages headers and the CPUID request guest message. Prerequisites Install rustup. Install a Linux kernel with SEV-SNP host support. I used a kernel with my a few of own patches...

stop-zenbleed-win

Stopping Zenbleed CVE-2023-20593 on Windows The newly discovered Zenbleed vulnerability CVE-2023-20593 affects all Zen2 processors from AMD. Unfortunately, AMD will not provide microcode updates for many of its processors until November or December 2023. How to stay safe in the meantime? Luckily,...

CVE-2026-99090

A flaw was found in the Linux kernel's AMD GPU driver. A local user could cause a Denial of Service DoS or system instability by triggering GPU recovery operations. Due to a race condition, the driver allows vertical blanking vblank counter reads from display hardware without proper lock...

CVE-2026-98910

A flaw was found in the Linux kernel's AMD GPU driver amdkfd. When enabling a debug trap fails during data transfer to user space, the kernel fails to clean up previously allocated resources and state, leaving an inconsistent trap state and an unreleased process reference count. A local attacker...

CVE-2026-98905

A flaw was found in the Linux kernel's AMD GPU driver. This vulnerability allows a local user to cause a denial of service DoS and crash the system during Checkpoint/Restore In Userspace CRIU operations. The issue occurs because the driver fails to properly acquire and initialize queue buffers wh...

AmdRyzenMasterCheat

ECPRO-LAN Anti-Cheats: FACEIT, ESEA w/ custom version Early 2019 - late 2020. R.I.P. https://h0mbre.github.io/RyzenMasterCVE/ Requirements: Windows 10 Enterprise 1607 LTSB with all updates AMD Ryzen CPU Motherboard B350-B450 B550 client is bugged Logitech GHUB installed for mouse input Older gen...

x86-JTAG-Information

x86 JTAG Information Overview Debugger Hardware Intel Applied Microsystems CodeTAP ASSET InterTech American Arium ECM-6 ECM-S2 ECM-20 TRC-20 ECM-50 ECM-700 revA5 ECM-XDP ECM-XDP3 revB2 ECM-XDP3e ECM-CCC ASSET InterTech International Test Technologies µMaster MicroMaster ASSET InterTech PCT...

CVE-2020-12928

CVE-2020-12928 LPE Exploit code This repo is for learning purpose only . demo Reference: https://h0mbre.github.io/RyzenMasterCVE/ https://movaxbx.ru/2020/10/14/cve-2020-12928-exploit-proof-of-concept-privilege-escalation-in-amd-ryzen-master-amdryzenmasterdriver-sys/...

CVE-2023-20564

CVE-2023-20564 - AMD Ryzen Master Driver Physical Memory Access PoC Overview This repository contains a Proof of Concept PoC demonstrating the vulnerability CVE-2023-20564 in AMD Ryzen Master Driver. The vulnerability allows unprivileged users to read and write arbitrary physical memory, leading ...

HITCON-2023-Demo-CVE-2023-20562

HITCON 2023 Demo CVE-2023-20562 Description This demonstration took place at HITCON 2023 in Taiwan. The demo highlights the exploitation of AMDCpuProfiler.sys within AMD μProf. By triggering an arbitrary write on the EPROCESS token, privilege escalation to SYSTEM level is achieved. Disabling the...

CVE-2024-26817-amdkfd

-- CVE-2024-26817 I found a security vulnerability in AMD KFD in the following file drivers/gpu/drm/amd/amdkfd/kfdchardev.c, the ioctl identifier is AMDKFDIOCGETPROCESSAPERTURESNEW. In the function kfdioctlgetprocessaperturesnew, the user-provided data of args-numofnodes will be multiplied and...

CVE-2026-98898

A flaw was found in the Linux kernel's AMD GPU driver. When dynamic power management DPM is disabled, the driver attempts to schedule thermal management tasks on an uninitialized work queue upon receiving an interrupt. A local user could exploit this condition to trigger a kernel crash, resulting...

CVE-2023-20598-PDFWKRNL

A Proof of Concept exploit for AMD Radeon Driver PDFWKRNL.sys intended to be able to work from a Low Integrity process...

SHA256-CDP

SHA256-CDP: Cyclic Digit-sum Projection GPU-accelerated rainbow table implementation of the CDP structural analysis framework for SHA-256. Built on the findings of the CDP paper DOI: 10.5281/zenodo.20627240, this repository provides a complete, working implementation of CDP-based rainbow chain...

CVE-2026-98894

A flaw was found in the AMD GPU driver within the Linux kernel. When handling overflow conditions in the Common Platform Error Record CPER ring buffer, the driver relies on parsed entry sizes from the buffer contents without verifying that the read pointer advances. Corrupt error record data can...

CVE-2026-99099

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Fix AMD TLBI Erratum 1718 The processor may fail to invalidate a TLB entry while executing an INVLPGB/TLBSYNC instruction pair. Detect the erratum and apply a software workaround when a microcode fix is not present...