CVE-2023-3397

Name: CVE-2023-3397
Creator: NVD / NIST
Published: 2023-11-01T20:15:08.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2023-3397 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. A race condition occurred between the functions lmLogClose and txEnd in JFS, in the Linux Kernel, executed in different threads. This flaw allows a local attacker with normal user privileges to crash the system or leak internal kernel information.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

A race condition occurred between the functions lmLogClose and txEnd in JFS, in the Linux Kernel, executed in different threads. This flaw allows a local attacker with normal user privileges to crash the system or leak internal kernel information.

Metrics

CVSS 3.1

6.3/10

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

EPSS Probability

0.20%

9.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	All versions

References

https://access.redhat.com/security/cve/CVE-2023-3397Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2217271Issue Tracking
https://www.spinics.net/lists/kernel/msg4788636.htmlMailing List, Patch
https://access.redhat.com/security/cve/CVE-2023-3397Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2217271Issue Tracking
https://www.spinics.net/lists/kernel/msg4788636.htmlMailing List, Patch

Timeline

Published: Nov 1, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3397?

How severe is CVE-2023-3397?

CVE-2023-3397 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3397?

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-2023-3397?

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

Scan your code now

Source: NVD / NIST