lxd-group-privesc-report

LXD Root Local Privilege Escalation to root via default lxd group membership and the lxd-installer package on Ubuntu. Demo runs on AWS EC2 Ubuntu Server 26.04 The bug is that Ubuntu Server 26.04's default install silently grants the primary user membership in the lxd group, a group that by LXD's...

cve-2019-5736-reproducer

CVE-2019-5736 reproducer This allows you to confirm RunC-CVE-2019-5736 works on your KVM instance. Workflow overview Build the docker.io related packages vulerable to CVE-2019-5736 in this repo Launch an Ubuntu 18.04 KVM instance on LXD Install the vulnerable .deb packages in the VM Try the...

lxd_root

LXD를 통한 Linux 권한 상승 개요 Linux 시스템에서 로컬 lxd 그룹의 멤버는 루트로 권한을 상승시킬 수 있는 여러 경로를 가지고 있습니다. 이 저장소에는 완전히 자동화된 로컬 루트 익스플로잇의 예제가 포함되어 있습니다. 취약점에 대한 자세한 설명과 익스플로잇 분석은 제 블로그 여기에서 확인할 수 있습니다. 아래 익스플로잇은 컨테이너 탈출이 아니라, 컨테이너를 활용 하고 호스트 OS를 공격 대상 으로 하는 로컬 루트 익스플로잇입니다. 익스플로잇을 성공시키려면 호스트 환경에 대한 낮은 권한의 접근이 필요합니다. 저는...

Linux Distros Unpatched Vulnerability : CVE-2026-85526

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Path traversal in the Btrfs storage driver unpackVolume in Canonical LXD on Linux allows an authenticated user with instance creation privileges to delete or...

Linux Distros Unpatched Vulnerability : CVE-2026-97335

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Incorrect authorization in the custom storage volume creation endpoint in Canonical LXD versions 5.0.0 and later fixed in 5.0.10, 5.21.8 and 6.10 on Linux allow...

Linux Distros Unpatched Vulnerability : CVE-2026-87798

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper link resolution in the recursive file pull feature of the LXD CLI client in Canonical LXD versions 4.0.2 up to 6.9 fixed in 4.0.14, 5.0.10 and 5.21.8 o...

Linux Distros Unpatched Vulnerability : CVE-2026-86335

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Missing Authorization in imageDownload in Canonical LXD before 5.0.10, 5.21.8, and 6.10 on Linux allows a project-restricted client to access private images fro...

Linux Distros Unpatched Vulnerability : CVE-2026-86334

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Path traversal in the CLI client image export and copy functionality in Canonical LXD from 4.0.2 before 4.0.14, 5.0.10, 5.21.8, and 6.10 on all platforms allows...

Linux Distros Unpatched Vulnerability : CVE-2026-87799

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper link resolution in the migration receive path in Canonical LXD versions 4.0 and later fixed in 4.0.14, 5.0.10, 5.21.8 and 6.10 on Linux allows an...

Linux Distros Unpatched Vulnerability : CVE-2026-85185

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Path traversal in the btrfs storage driver in Canonical LXD versions 4.0.2 and later fixed in 4.0.14, 5.0.10, 5.21.8 and 6.10 on Linux allows an authenticated...

CVE-2026-97335

Incorrect authorization in the custom storage volume creation endpoint in Canonical LXD versions 5.0.0 and later fixed in 5.0.10, 5.21.8 and 6.10 on Linux allows an authenticated client with permission to create custom volumes in a project to copy, and so read, any custom storage volume from any...

CVE-2026-87799

Improper link resolution in the migration receive path in Canonical LXD versions 4.0 and later fixed in 4.0.14, 5.0.10, 5.21.8 and 6.10 on Linux allows an authenticated client that can create instances or custom storage volumes in a project, or a malicious migration source server, to write...

CVE-2026-87798

Improper link resolution in the recursive file pull feature of the LXD CLI client in Canonical LXD versions 4.0.2 up to 6.9 fixed in 4.0.14, 5.0.10 and 5.21.8 on Linux allows an attacker with root access inside a virtual machine to write attacker-controlled files or directory trees to arbitrary...

DEBIAN-CVE-2026-87799

Improper link resolution in the migration receive path in Canonical LXD versions 4.0 and later fixed in 4.0.14, 5.0.10, 5.21.8 and 6.10 on Linux allows an authenticated client that can create instances or custom storage volumes in a project, or a malicious migration source server, to write...

DEBIAN-CVE-2026-85185

Path traversal in the btrfs storage driver in Canonical LXD versions 4.0.2 and later fixed in 4.0.14, 5.0.10, 5.21.8 and 6.10 on Linux allows an authenticated client with permission to create instances in a project to delete arbitrary files on the host as root. On hosts whose root filesystem is...

DEBIAN-CVE-2026-85526

Path traversal in the Btrfs storage driver unpackVolume in Canonical LXD on Linux allows an authenticated user with instance creation privileges to delete or replace arbitrary files and directories on the host filesystem as root via a crafted subvolumes.path entry in backup/optimizedheader.yaml...

CVE-2026-85526

Path traversal in the Btrfs storage driver unpackVolume in Canonical LXD on Linux allows an authenticated user with instance creation privileges to delete or replace arbitrary files and directories on the host filesystem as root via a crafted subvolumes.path entry in backup/optimizedheader.yaml...

CVE-2026-86334

Path traversal in the CLI client image export and copy functionality in Canonical LXD from 4.0.2 before 4.0.14, 5.0.10, 5.21.8, and 6.10 on all platforms allows a remote malicious or machine-in-the-middle image server to overwrite arbitrary local files and execute code on the client system via a...

CVE-2026-85185

Path traversal in the btrfs storage driver in Canonical LXD versions 4.0.2 and later fixed in 4.0.14, 5.0.10, 5.21.8 and 6.10 on Linux allows an authenticated client with permission to create instances in a project to delete arbitrary files on the host as root. On hosts whose root filesystem is...

CVE-2026-86335

Missing Authorization in imageDownload in Canonical LXD before 5.0.10, 5.21.8, and 6.10 on Linux allows a project-restricted client to access private images from other projects via local fingerprint reuse during image or instance import requests...