What is CVE-2024-40997?

CVE-2024-40997 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 6.3 onward and patched in 6.6.36, 6.9.7 and 6.10. CVE-2024-40997 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-40997?

CVE-2024-40997 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2024-40997?

Yes, CVE-2024-40997 has been patched. Fixed versions include 6.6.36, 6.9.7 and 6.10. If you are running Linux kernel 6.3 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-40997 actively exploited?

CVE-2024-40997 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2024-40997

Medium

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 ]

Package Linux Kernel

Published 2024-07-12

Last modified 2024-11-21

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-401

CVE-2024-40997 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.3 and later are affected. Fixed in 6.6.36, 6.9.7, 6.10 and their respective stable series.

Affected from

≥ 6.3

Fixed in

✓ 6.6.36 6.6.x ✓ 6.9.7 6.9.x ✓ 6.10

References

3 total

Kernel Git
https://git.kernel.org/stable/c/448efb7ea0bfa2c4e27c5a2eb5684fd225cd12cd

Mailing List Patch
Kernel Git
https://git.kernel.org/stable/c/8015c17fe11a8608cc3eb83d0ab831e1845a9582

Mailing List Patch
Kernel Git
https://git.kernel.org/stable/c/cea04f3d9aeebda9d9c063c0dfa71e739c322c81

Mailing List Patch

Details

CVE ID CVE-2024-40997

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-07-12

Modified 2024-11-21

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-40997?

CVE-2024-40997 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 6.3 onward and has been patched in 6.6.36, 6.9.7 and 6.10. CVE-2024-40997 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-40997?

CVE-2024-40997 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2024-40997?

Yes. CVE-2024-40997 has been patched. Fixed versions include 6.6.36, 6.9.7 and 6.10. If you are running Linux kernel 6.3 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-40997 actively exploited?

No. CVE-2024-40997 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.