CVE-2026-12411

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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Produits concernés

• Canonical lxd

Scores CVSS

Faiblesses (CWE)

• CWE-639
• CWE-862

Références

• https://github.com/canonical/lxd/pull/18585 Issue TrackingPatch
• https://github.com/canonical/lxd/security/advisories/GHSA-hhf9-qw4v-72xp ExploitVendor Advisory
• https://github.com/canonical/lxd/security/advisories/GHSA-hhf9-qw4v-72xp ExploitVendor Advisory

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories