CVE-2024-40997

Name: CVE-2024-40997
Creator: NVD / NIST
Published: 2024-07-12T13:15:20.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2024-40997 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: fix memory leak on CPU EPP exit The cpudata memory from kzalloc() in amd_pstate_epp_cpu_init() is not freed in the analogous exit function, so fix that. [ rjw: Subject and changelog edits ]. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: fix memory leak on CPU EPP exit The cpudata memory from kzalloc() in amd_pstate_epp_cpu_init() is not freed in the analogous exit function, so fix that. [ rjw: Subject and changelog edits ]

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

0.27%

18.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 6.6.36
Linux	Linux Kernel	>= 6.7, < 6.9.7

References

https://git.kernel.org/stable/c/448efb7ea0bfa2c4e27c5a2eb5684fd225cd12cdMailing List, Patch
https://git.kernel.org/stable/c/8015c17fe11a8608cc3eb83d0ab831e1845a9582Mailing List, Patch
https://git.kernel.org/stable/c/cea04f3d9aeebda9d9c063c0dfa71e739c322c81Mailing List, Patch
https://git.kernel.org/stable/c/448efb7ea0bfa2c4e27c5a2eb5684fd225cd12cdMailing List, Patch
https://git.kernel.org/stable/c/8015c17fe11a8608cc3eb83d0ab831e1845a9582Mailing List, Patch
https://git.kernel.org/stable/c/cea04f3d9aeebda9d9c063c0dfa71e739c322c81Mailing List, Patch

Timeline

Published: Jul 12, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-40997?

How severe is CVE-2024-40997?

CVE-2024-40997 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2024-40997?

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-2024-40997?

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

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Source: NVD / NIST