CVE-2023-52696

Name: CVE-2023-52696
Creator: NVD / NIST
Published: 2024-05-17T15:15:20.507+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.85%

Last modified Jun 17, 2026

CVE-2023-52696 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv: Add a null pointer check in opal_powercap_init() kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.. EPSS estimates a 0.85% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv: Add a null pointer check in opal_powercap_init() kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.85%

53.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 4.20, < 5.4.268
Linux	Linux Kernel	>= 5.5, < 5.10.209
Linux	Linux Kernel	>= 5.11, < 5.15.148
Linux	Linux Kernel	>= 5.16, < 6.1.75
Linux	Linux Kernel	>= 6.2, < 6.6.14
Linux	Linux Kernel	>= 6.7, < 6.7.2
Debian	Debian Linux	10.0

References

Timeline

Published: May 17, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-52696?

How severe is CVE-2023-52696?

CVE-2023-52696 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.

How do I fix CVE-2023-52696?

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-2023-52696?

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

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Source: NVD / NIST