{"cve":"CVE-2022-25327","nvd":{"published":"2022-02-25T11:15:08.060","modified":"2026-06-17T04:33:24.180","status":"Modified","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","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-276","CWE-255"],"references":["https://github.com/google/fscrypt/pull/346","https://github.com/google/fscrypt/pull/346"],"products":["google:fscrypt"],"source":"nvd","synced_at":"2026-10-19T21:28:04.509275555+00:00"},"epss":{"cve":"CVE-2022-25327","score":0.00114,"percentile":0.01483,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-8vwm-8vj8-rqjf","url":"https://osv.dev/vulnerability/GHSA-8vwm-8vj8-rqjf","summary":"User login denial of service in github.com/google/fscrypt","modified":"2024-08-21T14:56:42.490471Z","packages":[{"ecosystem":"Go","name":"github.com/google/fscrypt","purl":"pkg:golang/github.com/google/fscrypt","ranges":["<0.3.3"],"fixed":["0.3.3"]}]},{"id":"GHSA-p93v-m2r2-4387","url":"https://osv.dev/vulnerability/GHSA-p93v-m2r2-4387","summary":"Denial of service via insufficient metadata validation","modified":"2026-06-08T16:15:09.905787372Z","packages":[{"ecosystem":"Go","name":"github.com/google/fscrypt","purl":"pkg:golang/github.com/google/fscrypt","ranges":["<0.3.3"],"fixed":["0.3.3"]}]},{"id":"GO-2022-0340","url":"https://osv.dev/vulnerability/GO-2022-0340","summary":"User login denial of service in github.com/google/fscrypt","modified":"2026-03-03T04:50:07.897132Z","packages":[{"ecosystem":"Go","name":"github.com/google/fscrypt","purl":"pkg:golang/github.com/google/fscrypt","ranges":["<0.3.3"],"fixed":["0.3.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}