CVE-2022-3238

Name: CVE-2022-3238
Creator: NVD / NIST
Published: 2022-11-14T21:15:16.163+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2022-3238 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A double-free flaw was found in the Linux kernel’s NTFS3 subsystem in how a user triggers remount and umount simultaneously. This flaw allows a local user to crash or potentially escalate their privileges on the system.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

A double-free flaw was found in the Linux kernel’s NTFS3 subsystem in how a user triggers remount and umount simultaneously. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.21%

11.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	6.1	Rc2

References

https://bugzilla.redhat.com/show_bug.cgi?id=2127927Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2127927Issue Tracking, Third Party Advisory

Timeline

Published: Nov 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-3238?

How severe is CVE-2022-3238?

CVE-2022-3238 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2022-3238?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-3238?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST