GHSA-Q96J-3FMM-7FV4 LXD: Importing a crafted backup leads to project restriction bypass

Summary LXD instance backup import validates project restrictions against backup/index.yaml embedded in the tar archive, but creates the actual instance from backup/container/backup.yaml extracted to the storage volume. Because these are separate, independently attacker-controlled files within th...

CVE-2026-34178

In Canonical LXD before 6.8, the backup import path validates project restrictions against backup/index.yaml in the supplied tar archive but creates the instance from backup/container/backup.yaml, a separate file in the same archive that is never checked against project restrictions. An...

CVE-2026-34178

In Canonical LXD before 6.8, the backup import path validates project restrictions against backup/index.yaml in the supplied tar archive but creates the instance from backup/container/backup.yaml, a separate file in the same archive that is never checked against project restrictions. An...

PT-2026-31596

Name of the Vulnerable Software and Affected Versions Canonical LXD versions prior to 6.8 Description Canonical LXD versions prior to 6.8 have an issue where the backup import path validates project restrictions against backup/index.yaml within a supplied tar archive, but instance creation is bas...