kernel security, bug fix, and enhancement update

4.18.0-553.171.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Lenovo-CVE-2025-8061

CVE-2025-8061 is a privilege escalation vulnerability in Lenovo's LnvMSRIO.sys driver. The driver exposes IOCTL handlers that allow any user-mode process including unprivileged users to: Read/write arbitrary Model-Specific Registers MSRs Read/write arbitrary physical memory This gives a standard...

CVE-2020-14955

CVE-2020-13955 Experimental environment: win7 x32 Software official website:http://www.jiangmin.com/ Software download address:http://www.jiangmin.com/PC/207.html Software version：16.0.13.129 Affected Component: KVFG.SYS problematic IOCTL: 0x00220440...

SIOCtl

SIOCtl Simple IOCTL dispatcher This is a generic IOCTL "dispatcher". I made this to be used as a POC for CVE 2018-8060 and 2018-8061, but it can be used to any device, IOCTL and data, thought. Input data is a binary file, containing raw data to be used as input buffer in IO control. Output data i...

CVE-2025-67246

CVE-2025-67246 Vulnerability Title :LuDaShi Incorrect Access Control Affected versions :Less than 6.1026.4505.112 Discovery time :December 2, 2025 Discoverer :ZhouRui Analysis Report : LuDaShi is a well-known free system utility software that provides free hardware authentication, computer mobile...

Terminator

Terminator Reproducing Spyboy technique, which involves terminating all EDR/XDR/AVs processes by abusing the zam64.sys driver Spyboy was selling the Terminator software at a price of $3,000 for more detail the sample is sourced from loldrivers usage the compiled version can be found HERE Place th...

CVE-2021-44852

CVE-2021-44852 An issue was discovered in BSRCIO64.sys in Biostar RACING GT Evo 2.1.1905.1700. A low-integrity process can open the driver's device object and issue IOCTLs to read or write to arbitrary physical memory locations or call an arbitrary address, leading to execution of arbitrary code...

CVE-2025-7771

CVE-2025-7771 — ThrottleStop.sys Arbitrary Physical Memory R/W Full proof-of-concept for the TechPowerUp ThrottleStop.sys driver CVE-2025-7771. A signed, still-loadable kernel driver exposes unvalidated physical memory read and write through two IOCTLs. This repo turns that primitive into a worki...

Win10Pcap-Exploit

Win10Pcap-Exploit credit to https://twitter.com/R00tkitSMM [email protected] telegram username : https://telegram.me/firozi some day ago i found vulnerability in win10pcap Driver that can lead to Privilege escalation i report vulnerability and now bug is fixed : www.win10pcap.org/download/ s...

CVE-2026-19195-PoC

CVE-2026-19195 - Proof of Concept Arbitrary Registry Key Modifications via Unauthenticated IOCTL requests in Jingyun Antivirus Kernel Driver ZyArk.sys Affected Asset Product: Jingyun Antivirus Version: 2.4.2.39 Component: ZyArk.sys SHA-256 Hash:...

CVE-2026-36980-Kernel-BSOD-DoS-PoC

CVE-2026-36980-Kernel-BSOD-DoS-PoC Project Date : Feb 2026 / Discovered a buffer overflow vulnerability in the IOCTL handler of the pwdrvio.sys kernel driver. The vulnerability allows an unprivileged local attacker to corrupt kernel pool memory, triggering an immediate system crash BSOD and Denia...

CVE-2026-21007-GPU-Driver-ioctl-Race-Condition-Kernel-Memory-Mapping-

CVE-2026-21007 – GPU Driver ioctl Race Condition Kernel Memory Mapping Program Code C sim // gpudriversim.c - Simulated GPU driver ioctl with race condition include include include include void gpummap = NULL; sizet mapsize = 0; int locked = 0; void ioctlmapsizet size // Allocate GPU memory and m...

Tokenizer

NOTE This project was one of my earliest projects for learning more about Windows drivers. Please see Chaos-Rootkit for the complete version...

CVE-2021-32537

CVE-2021-32537: Out-of-bounds access in RTKVHD64 leading to pool corruption. This is a bug that I reported to Realtek beginning of April 2021. The affected driver is named RTKVHD64.sys and seems to be available on a bunch of mainstream hardware tested the below hardware configurations but probabl...

CVE-2026-47517

NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel mode driver where a local user may cause a null pointer dereference by submitting a crafted ioctl. A successful exploit of this vulnerability might lead to denial of service...

CVE-2021-21551

CVE-2021-21551 Simple PoC for exploiting CVE-2021-21551 for LPE by spawning system cmd. https://vulners.com/cve/CVE-2021-21551 An issue was discovered in signed dell windows driver dbutil23.sys which may lead to compromisation of whole local system. Driver's ioctl dispatch routine lacks of...

DIBF

DIBF Windows Driver IOCTL Tool Suite. DIBF Dynamic Ioctl Brute-Forcer and fuzzers This tool encompasses two distinct features. It guesses the IOCTL values that the driver accepts and also their valid size limitations and store the results are in a file for future reuse. The second feature is...

DriverBuddy

Quickstart DriverBuddy Installation Instructions 1. Copy DriverBuddy folder and DriverBuddy.py file into the IDA plugins folder C:\Program Files x86\IDA 6.8\plugins or wherever you installed IDA DriverBuddy Usage Instructions 1. Start IDA and open a Windows kernel driver 2. Go to Edit-Plugins and...

WindowsFirewallHookDriverEnumeration

Windows Firewall Hook Driver Enumeration Tools to enumerate Windows Firewall Hook Drivers on Windows 2000, XP and 2003. We've seen a malicious code sample which uses this technique. The Hooking Technique The Windows Firewall Hook functionality in XP/2003 technique 12345 uses an IOCTL of...

KillChain

KillChain ?? Disclaimer: This project is intended strictly for educational and security research purposes. The author is not responsible for any misuse, damage, or illegal activity caused by this tool. Use only in isolated lab environments with explicit permission. Overview KillChain is a user-mo...