PT-2022-17214 · Fscrypt+2 · Fscrypt+2

Matthias Gerstner · CVE-2022-25326 · Published 2022-02-25 · Updated 2024-08-21

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions fscrypt versions through 0.3.2

Description The issue allows unprivileged users to exhaust filesystem space due to a world-writable directory created by default when setting up a filesystem.

Recommendations For fscrypt versions through 0.3.2, upgrade to fscrypt 0.3.3 or above and adjust the permissions on existing fscrypt metadata directories where applicable.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

ALT-PU-2023-1941

CVE-2022-25326

GHSA-CHXF-FJCF-7FWP

GHSA-MPQ4-RJJ8-FJPH

GO-2022-0339

OPENSUSE-SU-2024:11902-1

Affected Products

Alt Linux

Debian

Fscrypt

References · 22

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/25xxx/CVE-2022-25326.json · Exploit
• https://github.com/google/fscrypt/pull/346 · Patch
• https://osv.dev/vulnerability/GHSA-mpq4-rjj8-fjph · Vendor Advisory
• https://osv.dev/vulnerability/GO-2022-0339 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-25326 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:11902-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-25326 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-25326 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-25326 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-25326 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-25326 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-25326 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-chxf-fjcf-7fwp · Vendor Advisory
• https://github.com/google/fscrypt/commit/91aa3ebf42032ca783c41f9ec25d885875f66ddb · Note
• https://github.com/google/fscrypt/security/advisories/GHSA-chxf-fjcf-7fwp · Note