Januscape

Januscape: Guest-to-Host Escape in KVM/x86 Abstract This document describes the Januscape CVE-2026-53359 vulnerability discovered and reported by Hyunwoo Kim @v4bel. It is a KVM escape vulnerability that lets a guest escape to the host in a KVM/x86 environment. To the best of public knowledge, th...

CVE-2026-53359

🚨 CVE-2026-53359 — Januscape Linux KVM Shadow Paging Use-After-Free Escape de Invitado a Anfitrión Januscape es una vulnerabilidad del Kernel de Linux KVM causada por una condición de Use-After-Free UAF en la x86 Shadow MMU. Bajo configuraciones vulnerables, un invitado malicioso puede corromper ...

januscape

Januscape — Sitio de seguimiento del escape de invitado a host en KVM/x86 de Linux Código fuente del rastreador de estado de parches Januscape : un sitio de una sola página que registra qué distribuciones han publicado una corrección para el escape de invitado a host de KVM/x86 en el kernel de...

itscape

ITScape — Sitio de seguimiento de escape de invitado a anfitrión KVM/arm64 en Linux Fuente del rastreador de estado de parches ITScape : un sitio de una sola página que registra qué distribuciones han publicado una corrección para el escape de invitado a anfitrión KVM/arm64 en el kernel de Linux...

ITScape

ITScape: Escape de invitado a anfitrión en KVM/arm64 Resumen Este documento describe la vulnerabilidad ITScape CVE-2026-46316 reportada y parcheada por Hyunwoo Kim @v4bel. Es una vulnerabilidad de escape de KVM que permite a un invitado escapar al anfitrión en un entorno KVM/arm64 y ejecutar...

RWCTF21-VirtualBox-61-escape

RWCTF21-VirtualBox-61-escape 0day Escape de VirtualBox 6.1 para RealWorld CTF 2020/2021 Demostración ¿Qué? Esta es nuestra solución para el desafío "Box Escape" de RealWorld CTF de las clasificatorias 2020/2021. Actualmente es un 0day pero agregaremos el número CVE cuando exista. CVE-2021-2119...

Zapscape

La trilogía de escapes de KVM ITScape CVE‑2026‑46316 | Januscape CVE‑2026‑53359 | Zapscape CVE‑2026‑64561 ---|---|--- Zapscape: Escape de invitado a host en KVM/x86 Resumen Este documento describe la vulnerabilidad Zapscape CVE-2026-64561 , descubierta e informada por Hyunwoo Kim @v4bel. Es una...

Januscape-Hotfix

Januscape सुधार समाधान संग्रह — CVE-2026-53359 English KVM/x86 shadow MMU वर्चुअल मशीन एस्केप भेद्यता CVE-2026-53359 के लिए पूर्ण सुधार समाधान संग्रह । शून्य डाउनटाइम हॉटफिक्स से लेकर कर्नेल अपग्रेड तक, सभी संचालन परिदृश्यों को कवर करता है। एक-क्लिक निदान और सुधार root@kitploit: GitHub 直连 curl -s...

CVE-2026-47243 Kata guest escape: runtime-rs guest-root to host-root escape via virtiofs

Kata Containers is an open source project focusing on a standard implementation of lightweight Virtual Machines VMs that perform like containers. Prior to 3.31.0, the runtime-rs standalone virtio-fs path is vulnerable to a guest-root to host-root escape. In this configuration, Kata runs the host...

EUVD-2020-27254

Malware in sbrugna...

CVE-2020-6100

An exploitable memory corruption vulnerability exists in AMD atidxx64.dll 26.20.15019.19000 graphics driver. A specially crafted pixel shader can cause memory corruption vulnerability. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability...

Linux Distros Unpatched Vulnerability : CVE-2023-4155

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a doubl...

kernel: KVM: SEV-ES / SEV-SNP VMGEXIT double fetch vulnerability

A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...

Race condition

A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...

CVE-2023-4155 Sev-es / sev-snp vmgexit double fetch vulnerability

A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...

CVE-2023-4155

CVE-2023-4155 describes a vulnerability in the Linux kernel’s KVM AMD SEV implementation. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race that causes the VMGEXIT handler to be invoked recursively. If the handler is called multiple times, this can lead to a ...

CVE-2023-4155

A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...

Fedora 37 : kernel (2023-d9509be489)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-d9509be489 advisory. The 6.4.10 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...

NVIDIA D3D10 Driver Shader Functionality dcl_input index memory corruption vulnerability

Talos Vulnerability Report TALOS-2023-1720 NVIDIA D3D10 Driver Shader Functionality dclinput index memory corruption vulnerability August 10, 2023 CVE Number CVE-2022-34671 SUMMARY A memory corruption vulnerability exists in the Shader Functionality of NVIDIA D3D10 Driver NVIDIA D3D10 Driver,...

CVE-2023-4155

A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...