fscrypt through v0.3.2 creates a world-writable directory by default when setting up a filesystem, allowing unprivileged users to exhaust filesystem space. We recommend upgrading to fscrypt 0.3.3 or above and adjusting the permissions on existing fscrypt metadata directories where applicable.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade fscrypt | Jul 30, 2024 | Feb 25, 2022 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Feb 25, 2022 |
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