CVE-2022-25326 json
Denial of Service in fscrypt
published 2022-02-25 4 y ago modified 2026-06-17 4 mo ago also GHSA-chxf-fjcf-7fwp , GHSA-mpq4-rjj8-fjph , GO-2022-0339 , EUVD-2022-1106
- cvss
- 5.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 2%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- go github.com/google/fscrypt 0.3.3
- fscrypt Debian 14, Debian 13, Debian 12 0.3.3-1
debian advisories DEBIAN-CVE-2022-25326
- fscrypt openSUSE Tumbleweed 0.3.3-1.1
opensuse advisories openSUSE-SU-2024:11902-1
- github.com/google/fscrypt@91aa3eb commit
- github.com/google/fscrypt#346 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
| GitHub | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/google/fscrypt | <0.3.3 |
0.3.3 |
Affected products
- Google LLC fscrypt
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
github.com
/google/fscrypt/pull/346
web, patch, third-party-advisory
-
github.com
/google/fscrypt/commit/91aa3ebf42032ca783c41f9ec25d885875f66ddb
web
-
github.com
/google/fscrypt/security/advisories/GHSA-chxf-fjcf-7fwp
web, advisory
-
github.com
/google/fscrypt
package, web
-
nvd.nist.gov
/vuln/detail/CVE-2022-25326
advisory
Sources
- CVE List CVE-2022-25326
- GitHub Advisory GHSA-chxf-fjcf-7fwp
- GitHub Advisory GHSA-mpq4-rjj8-fjph
- NVD CVE-2022-25326
- OSV GO-2022-0339
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.