CVE-2026-12411
CVE-2026-12411
8.4
HighPublished:
Last updated:
Source:security@ubuntu.com
Analyzed
CVSS Vector
v3.1- Attack Vector
- Local
- Attack Complexity
- Low
- Privileges Required
- Low
- User Interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- None
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.
References
security@ubuntu.com
https://github.com/canonical/lxd/pull/18585security@ubuntu.com
https://github.com/canonical/lxd/security/advisories/GHSA-hhf9-qw4v-72xp134c704f-9b21-4f2e-91b3-4a467353bcc0
https://github.com/canonical/lxd/security/advisories/GHSA-hhf9-qw4v-72xp