4079 matches found
CVE-2023-36407
CVE-2023-36407 This is poc for CVE-2023-36407, Hyper-V Elevation of Privilege Vulnerability. https://github.com/pwndorei/CVE-2023-36407/assets/96749184/a8ef87d3-e0d0-40e5-9b23-35ab057a9c78 Vulnerability OOB Read/Write from/to Non-paged Pool via winhvr.sys!WinHvGet/SetVpState Reproduction Steps...
s6_pcie_microblaze
PCI Express DIY hacking toolkit General information Contents SP605 board configuration Software configuration Examples Using Python API Practical DMA attacks Option ROM attacks Troubleshooting Building project from the source code General information This repository contains a set of tools and...
CVE-2021-28476
CVE-2021-28476: Microsoft Hyper-V: Multiple Vulnerabilities in vmswitch Multiple bugs are present in WPP code when handling set OID requests, one of them allowing to dereference read access an attacker controlled pointer, and the rest causing out of bounds read accesses. This repository contains...
gerhart01
gerhart01 CVE-2020-0890 | Windows Hyper-V Denial of Service Vulnerability proof-of-concept code...
CVE-2025-21333
CVE-2025-21333 Hyper-V NT Kernel Integration VSP vkrnlintvsp.sys Paged Pool heap overflow → Local Privilege Escalation LPE. This directory contains lab PoC source code based on MrAle98/CVE-2025-21333-POC, including a local patch. 1. Vulnerability Summary Item| Content ---|--- CVE| CVE-2025-21333...
HyperDeceit
HyperDeceit This repository contains the full source-code of the HyperDeceit project which is a library that allows you to impersonate as Hyper-V and intercept hypercalls done by the Windows kernel. Blog post: https://reversing.info/posts/hyperdeceit/ Disclaimer The code has not been through prop...
CVE-2021-28476-tools-env
pack test and exploitdev for POC CVE-2021-28476 from bluefrostsecurity researcher installation guide: cd tools/ ./addtopathtools.sh addition tools for /usr/bin/ remove tools from /usr/bin: cd tools/ ./deltopathtools.sh tools: pocinit: description: preinit env guest host for compile POC see...
CVE-2021-28476
CVE-2021-28476: Hyper-V vmswitch.sys arbitrary pointer dereference from guest VM Summary: A Hyper-V guest virtual machine can trigger a Denial-of-Service condition on its underlying host due to unsafe parsing of input by the VmsIfrInfoParamsOIDSWITCHNICREQUEST function in vmswitch.sys. The crash ...
hyperv_local_dos_poc
Hyper-V DoS PoC. This is code files of Visual Studio 2019 driver project. 1. Compile driver. 2. Enable nested virtualization for guest OS using command: Set-VMProcessor -VMName -ExposeVirtualizationExtensions $true 3. Run driver inside guest OS. Host OS will be rebooted or generate BSOD with...
0vercl0k
0vercl0k PoC for CVE-2021-28476 a guest-to-host "Hyper-V Remote Code Execution Vulnerability" in vmswitch.sys...
CVE-2021-28476
CVE-2021-28476: a guest-to-host "Microsoft Hyper-V Remote Code Execution Vulnerability" in vmswitch.sys. This is a proof of concept for CVE-2021-28476 "Hyper-V Remote Code Execution Vulnerability", an arbitrary memory read in vmswitch.sys network virtualization service provider patched by Microso...
CVE-2026-99216
A flaw was found in the Linux kernel's Hyper-V Virtual Machine Bus VMBus driver. During driver exit or connection failure handling, the connection state is prematurely set to disconnected before the disconnect routine runs, preventing the driver from notifying the host hypervisor to unload the...
SUSE CVE-2026-99120
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Cope with the SS bit being set in NPF exit codes When running Hyper-V from Windows 11, KVM is seeing the SS bit set in nested page fault error codes produced for shadowed NPT. The AMD manual is unclear about when SS...
DEBIAN-CVE-2026-99216
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...
AZL-111386 CVE-2026-99216 affecting package kernel 6.6.159.1-1
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...
CVE-2026-99216
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...
CVE-2026-99216 Drivers: hv: Don't reset VMBus connection state on error/exit paths
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...
EUVD-2026-111968
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...
CVE-2026-99216
A flaw exists in the Linux kernel 's Hyper-V Virtual Machine Bus (VMBus ) driver. During driver exit or connection failure, the code prematurely sets vmbus_connection.conn_state to DISCONNECTED before calling vmbus_disconnect(). Because vmbus_disconnect() only unloads the connection if the state ...
CVE-2026-99216 Drivers: hv: Don't reset VMBus connection state on error/exit paths
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...