CVE-2023-53451

Name: CVE-2023-53451
Creator: NVD / NIST
Published: 2025-10-01T12:15:43.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2023-53451 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix potential NULL pointer dereference Klocwork tool reported 'cur_dsd' may be dereferenced. Add fix to validate pointer before dereferencing the pointer.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix potential NULL pointer dereference Klocwork tool reported 'cur_dsd' may be dereferenced. Add fix to validate pointer before dereferencing the pointer.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.14%

4.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 2.6.35, < 4.14.322
Linux	Linux Kernel	>= 4.15, < 4.19.291
Linux	Linux Kernel	>= 4.20, < 5.4.251
Linux	Linux Kernel	>= 5.5, < 5.10.188
Linux	Linux Kernel	>= 5.11, < 5.15.121
Linux	Linux Kernel	>= 5.16, < 6.1.40
Linux	Linux Kernel	>= 6.2, < 6.4.5

References

Timeline

Published: Oct 1, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-53451?

How severe is CVE-2023-53451?

CVE-2023-53451 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2023-53451?

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-2023-53451?

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

Scan your code now

Source: NVD / NIST