The PAM module for fscrypt doesn't adequately validate fscrypt metadata files, allowing users to create malicious metadata files that prevent other users from logging in. A local user can cause a denial of service by creating a fscrypt metadata file that prevents other users from logging into the system. We recommend upgrading to version 0.3.3 or above
| 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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