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 シャドウページング Use-After-Free（ゲストからホストへの脱出） Januscape は、x86 Shadow MMU における Use-After-Free UAF 状態によって引き起こされる Linux カーネル KVM の脆弱性です。脆弱な設定では、悪意のあるゲストがホストメモリを破損させ、ホストのクラッシュや VM 分離の破綻につながる可能性があります。 📌 概要 📖 説明 この脆弱性は、KVM のレガシーシャドウページング実装 に存在します。 以前のセキュリティ修正では Guest Fra...

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...

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...

RWCTF21-VirtualBox-61-escape

RWCTF21-VirtualBox-61-逃逸 用于RealWorld CTF 2020/2021的0day VirtualBox 6.1 逃逸 演示 这是什么？ 这是我们对2020/2021赛季RealWorld CTF“Box Escape”挑战的解决方案。目前是一个0day，但一旦有CVE编号我们会补充上。 CVE-2021-2119 它是如何工作的？ 我们写了一篇博文描述这些漏洞及我们的利用技术。你可以在这里找到：secret.club 如何保护自己？ 在VirtualBox的正式发布版本打上补丁之前，请禁用SCSI。 致谢 编写这个利用是许多人的共同努力。...

Januscape-Hotfix

Januscape 修正パッチコレクション — CVE-2026-53359 English KVM/x86 shadow MMU 仮想マシン脱出脆弱性（CVE-2026-53359）の完全な修正パッチコレクション 。 ダウンタイムゼロのホットフィックスからカーネルアップグレードまで、すべての運用シナリオをカバー。 ワンクリック診断 & 修正 root@kitploit: GitHub 直连 curl -sL https://raw.githubusercontent.com/Aoripus-LTD/Januscape-Hotfix/main/tools/januscape-fix.sh...

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...

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...

AZL-91587 CVE-2026-53488 affecting package moby-containerd-cc for versions less than 1.7.7-16

containerd is an open-source container runtime. In versions prior to 1.7.33, 2.3.2, 2.2.5, 2.1.9, and 2.0.10 the CRI plugin propagates labels from an image config LABEL instruction in Dockerfile to a container without validation. This may result in executing an arbitrary command on the host, via ...