Security Advisory

CVE-2026-12411

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-06-26 15:27:55

Last updated 2026-06-26 16:02:55

Assigner canonical

CVSS score 8.4

State PUBLISHED

Description

Broken Access Control in the devLXDInstancePatchHandler component of Canonical LXD allows an untrusted guest to mount, read, and overwrite another guest's custom storage volume via a crafted device PATCH request over /dev/lxd when security.devlxd.management.volumes is enabled.

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