CVE-2023-3397

low-risk

Published 2023-11-01

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.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.0/10 High

LOCAL / HIGH complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (6)

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-3397

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2217271

Mailing List https://www.spinics.net/lists/kernel/msg4788636.html

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-3397

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2217271

Mailing List https://www.spinics.net/lists/kernel/msg4788636.html

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal