CVE-2022-25327

Local Denial of Service in fscrypt PAM module

Published Feb 25, 2022 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-0926 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
Github GHSA Github GHSA GHSA-8vwm-8vj8-rqjf User login denial of service in github.com/google/fscrypt
References
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Google
Published
Updated
Apr 21, 2025, 1:56 PM
Reserved
Feb 18, 2022, 12:00 AM
Status
Modified
Published
Feb 25, 2022, 11:15 AM
Modified
Jun 17, 2026, 4:33 AM