What is CVE-2024-40988?

CVE-2024-40988 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2024-40988 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-40988?

CVE-2024-40988 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-2024-40988?

No patch is currently available for CVE-2024-40988. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2024-40988 actively exploited?

CVE-2024-40988 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2024-40988

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fix UBSAN warning in kv_dpm.c Adds bounds check for sumo_vid_mapping_entry.

Package Linux Kernel

Published 2024-07-12

Last modified 2025-11-03

CVSS version 3.1

Patch available

Awaiting data

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-119

CVE-2024-40988 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2024-40988 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Kernel patch commit
https://git.kernel.org/stable/c/07e8f15fa16695cf4c90e89854e59af4a760055b
Patch
Kernel patch commit
https://git.kernel.org/stable/c/468a50fd46a09bba7ba18a11054ae64b6479ecdc
Patch
Kernel patch commit
https://git.kernel.org/stable/c/9e57611182a817824a17b1c3dd300ee74a174b42
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2024-40988

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-07-12

Modified 2025-11-03

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2024-40988?

CVE-2024-40988 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2024-40988 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-40988?

CVE-2024-40988 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-2024-40988?

No patch is currently available for CVE-2024-40988. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2024-40988 actively exploited?

No — CVE-2024-40988 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →