vbox_cve_2017_10235

CVE-2017-10235: VirtualBox E1000 device buffer overflow Introduction The following document details a bug found in VirtualBox v5.1.22 now fixed in v5.1.24, in the guest device emulation component DevE1000 Intel 82540EM Ethernet Controller Emulation, in the function e1kFallbackAddToFrame, which...

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...

Zapscape

The KVM Escape Trilogy ITScape CVE‑2026‑46316 | Januscape CVE‑2026‑53359 | Zapscape CVE‑2026‑64561 ---|---|--- Zapscape: Guest-to-Host Escape in KVM/x86 Abstract This document describes the Zapscape CVE-2026-64561 vulnerability discovered and reported by Hyunwoo Kim @v4bel. It is a KVM escape...

ITScape

ITScape: Guest-to-Host Escape in KVM/arm64 Abstract This document describes the ITScape CVE-2026-46316 vulnerability reported and patched by Hyunwoo Kim @v4bel. It is a KVM escape vulnerability that lets a guest escape to the host in a KVM/arm64 environment and run commands on the host with kerne...

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：Hyper-V vmswitch.sys 来自客户虚拟机的任意指针解引用 摘要： Hyper-V 客户虚拟机可因其 vmswitch.sys 中的 VmsIfrInfoParamsOIDSWITCHNICREQUEST 函数对输入的不安全解析，而在其底层宿主机上触发拒绝服务（Denial-of-Service）条件。该崩溃是由函数试图将客户机控制的值当作宿主机虚拟地址进行解引用所致。在某些条件下，此漏洞可能被用于获取远程代码执行（RCE），即当请求连同指向攻击者控制数据的指针被传递给底层硬件设备时，但据我所知，该技术尚未被公开演示。 披露日期： 补丁日期：...

RWCTF21-VirtualBox-61-escape

RWCTF21-VirtualBox-61-escape 0day VirtualBox 6.1 Escape for RealWorld CTF 2020/2021 Demo What? This is our solution for RealWorld CTF's "Box Escape" challenge from the 2020/2021 quals. Currently a 0day but we'll add the CVE number once there is one. CVE-2021-2119 How does it work? We wrote a...

CVE-2026-79994

CVE-2026-79994 affects the guest-to-host Unix-domain socket (UDS) forwarder in Docker Sandboxes . The relay validates that a socket path resides inside an authorized workspace but later reconnects using the raw pathname. A malicious guest can exploit a symlink race by replacing an intermediate di...

CVE-2026-79994 Docker Sandboxes UDS forwarder can reach arbitrary host Unix sockets through a symlink race

The guest-to-host Unix-domain socket relay in Docker Sandboxes validates that a socket path is inside an authorized workspace, but later reconnects using the pathname. A malicious guest can replace an intermediate directory with a symlink between validation and connection, causing the host to...

januscape

Januscape — Linux KVM/x86 guest-to-host escape tracking site Source for the Januscape patch-status tracker: a single-page site recording which distributions have shipped a fix for the KVM/x86 guest-to-host escape in the Linux kernel. Where the facts live Everything about the bug — CVE IDs, affect...

CVE-2026-53360-POC

CVE-2026-53360: KVM SEV-SNP PSC heap out-of-bounds Proof of concept for a heap out-of-bounds read and write in KVM's SEV-SNP Page State Change PSC handling. A malicious SEV-SNP guest makes the host kernel walk a PSC entry array off the end of its slab allocation. That leaks the layout of...

CVE-2026-53359

🚨 CVE-2026-53359 — Januscape Linux KVM Shadow Paging Use-After-Free Guest-to-Host Escape Januscape is a Linux Kernel KVM vulnerability caused by a Use-After-Free UAF condition in the x86 Shadow MMU. Under vulnerable configurations, a malicious guest can corrupt host memory, leading to host crashe...

itscape

ITScape — Linux KVM/arm64 guest-to-host escape tracking site Source for the ITScape patch-status tracker: a single-page site recording which distributions have shipped a fix for the KVM/arm64 guest-to-host escape in the Linux kernel. Where the facts live Everything about the bug — CVE IDs, affect...

Linux Distros Unpatched Vulnerability : CVE-2026-89727

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: arm64: GICv2: Don't WARN on out-of-range GICVDIR INTID vgicv2deactivate passes the INTID a guest wrote to GICVDIR straight to vgicgetvcpuirq, and treats a...

CVE-2026-89513

A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine component for RISC-V architectures. A malicious guest operating system could exploit an integer overflow vulnerability by providing a crafted number of Performance Monitoring Unit PMU events during the SBI PMU EVENTGETINFO...

Januscape-Hotfix

Januscape Fix Library — CVE-2026-53359 简体中文 Complete fix collection for the CVE-2026-53359 guest-to-host escape vulnerability in the KVM/x86 shadow MMU. From zero-downtime livepatch to kernel upgrade — covers every operational scenario. One-liner root@kitploit: Direct curl -sL...

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-2026-84869 ScreenConnect Client: Guest-to-Host File Execution via File-Transfer Actions

A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted...

CVE-2026-84869

CVE-2026-84869 affects the ScreenConnect client (by ConnectWise). A condition in the client allows a guest to transfer and execute files on the host through an active remote session without proper authorization or Host confirmation, as described in the CVELIST record title. ScreenConnect servers ...

CVE-2026-84869 ScreenConnect Client: Guest-to-Host File Execution via File-Transfer Actions

A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted...