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...

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

KVM 逃逸三部曲 ITScape CVE‑2026‑46316 | Januscape CVE‑2026‑53359 | Zapscape CVE‑2026‑64561 ---|---|--- Zapscape：KVM/x86 中的客户机到宿主机逃逸 摘要 本文档描述了由 Hyunwoo Kim @v4bel 发现并报告的 Zapscape CVE-2026-64561 漏洞。这是一个 KVM 逃逸漏洞，允许客户机在 KVM/x86 环境中逃逸到宿主机，并以内核（root）权限在宿主机上执行命令。 Zapscape 是 KVM/x86 的影子 MMU（shadow...

ITScape

ITScape: KVM/arm64 中的虚拟机逃逸到宿主机 摘要 本文档描述了由 Hyunwoo Kim @v4bel 报告并修复的 ITScape CVE-2026-46316 漏洞。这是一个 KVM 逃逸漏洞，允许虚拟机在 KVM/arm64 环境中逃逸到宿主机，并以内核（root）权限在宿主机上执行命令。据公开所知，这是首个针对 KVM/arm64 的虚拟机逃逸到宿主机的利用研究。 ITScape 利用的是 KVM/arm64 的 vGIC-ITS（中断翻译服务） 模拟中的竞态条件。它仅通过客户机侧的操作触发该漏洞，从而逃逸到宿主机，并且可能威胁到接受非受信任客户机的...

januscape

Januscape — Linux KVM/x86 客户机到宿主机逃逸跟踪站点 Januscape 补丁状态跟踪器的源码：一个单页站点，记录哪些发行版已为 Linux 内核中的 KVM/x86 客户机到宿主机逃逸发布了修复。 事实存放位置 关于该漏洞的所有信息——CVE ID、受影响版本与已修复版本、上游修复提交、发现与披露致谢，以及各发行版当前的补丁状态——均属于跟踪页面，而非本 README： 渲染页面： https://kimmo.cloud/januscape/ 源文件： site/content/index.md 编辑该文件即可；本仓库中的其他一切皆为构建基础设施。...

CVE-2026-77179 Docker Sandboxes guest can write arbitrary macOS host files via a symlink in the virtio-fs stored-path fallback

On macOS, the virtio-fs host server used by Docker Sandboxes improperly follows symlinks when reopening an unlinked file from a stored path. A malicious guest can replace a parent directory with a symlink, escape the shared workspace, and read or modify arbitrary host files as the VMM user,...

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 客户机到宿主机（guest-to-host）逃逸追踪站点 ITScape 补丁状态追踪器的源码：一个单页站点，用于记录哪些发行版已为 Linux 内核中的 KVM/arm64 客户机到宿主机（guest-to-host）逃逸漏洞发布了修复。 事实数据所在 关于该漏洞的全部信息——CVE ID、受影响与已修复版本、上游修复提交、发现与披露致谢，以及各发行版的最终补丁状态——均归属于追踪页面，而非本 README： 渲染页面： https://kimmo.cloud/itscape/ 源码： site/content/index.md...

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-2026-62940 Incus has a project restriction bypass via instance migration config override

Incus is a system container and virtual machine manager. Prior to version 7.3.0, when migrating an instance to another cluster member, user-supplied configuration overrides including security-critical keys like security.privileged and raw.lxc are applied without any project restriction enforcemen...

CVE-2026-62940

Incus (a system container and virtual machine manager) prior to version 7.3.0 is vulnerable to a project restriction bypass during instance migration. When migrating an instance to another cluster member, user-supplied configuration overrides—including security-critical keys such as security.priv...

CVE-2026-62940 Incus has a project restriction bypass via instance migration config override

Incus is a system container and virtual machine manager. Prior to version 7.3.0, when migrating an instance to another cluster member, user-supplied configuration overrides including security-critical keys like security.privileged and raw.lxc are applied without any project restriction enforcemen...

EUVD-2026-63979

Incus is a system container and virtual machine manager. Prior to version 7.2.0, a specially crafted image or instance backup can be used to read or create/write arbitrary files on the host; possibly leading to arbitrary command execution. Version 7.2.0 patches the issue...

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...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM x86 shadow paging mechanism. This vulnerability occurs when a host page directory entry PDE mapping is changed from within the guest, leading to an unexpected role mismatch in shadow paging. This mismatch can cause a...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM x86 shadow paging mechanism. This vulnerability occurs when a host page directory entry PDE mapping is changed from within the guest, leading to an unexpected role mismatch in shadow paging. This mismatch can cause a...

MAL-2026-11005 Malicious code in n8n-nodes-quick-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1a3ad37cc152517b09b8ee72a009a179399ddf802e7f22c126c9d104b4252d5a On require/import, index.js spawns /bin/bash wired to a TCP socket at hardcoded IP 103.27.109.184:8895, giving the remote operator an interactive she...

CVE-2026-15791

CVE-2026-15791 concerns BuildKit LLB/file operations where a crafted low-level build API message can escape the build root and remove contents of the host’s /tmp directory. Technical details across sources describe a Directory Traversal in the file operation (FileActionRm.Path) that can lead to h...

CVE-2026-15791 LLB file operation can be tricked to remove /tmp directory contents

A crafted message in the BuildKit low-level build API can be used to remove the contents of the /tmp directory. The action that can normally be used to delete files inside the build container rootfs can escape into the real host temp directory...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM x86 shadow paging mechanism. This vulnerability occurs when a host page directory entry PDE mapping is changed from within the guest, leading to an unexpected role mismatch in shadow paging. This mismatch can cause a...