What is CVE-2024-56684?

CVE-2024-56684 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, affecting Linux kernel versions from 6.11 onward and patched in 6.11.11, 6.12.2 and 6.13. CVE-2024-56684 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-56684?

CVE-2024-56684 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2024-56684?

Yes, CVE-2024-56684 has been patched. Fixed versions include 6.11.11, 6.12.2 and 6.13. If you are running Linux kernel 6.11 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-56684 actively exploited?

CVE-2024-56684 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-56684

High

In the Linux kernel, the following vulnerability has been resolved: mailbox: mtk-cmdq: fix wrong use of sizeof in cmdq_get_clocks() It should be size of the struct clk_bulk_data, not data pointer pass to devm_kcalloc().

Package Linux Kernel

Published 2024-12-28

Last modified 2025-10-07

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Affected versions

Linux kernel versions 6.11 and later are affected. Fixed in 6.11.11, 6.12.2, 6.13 and their respective stable series.

Affected from

≥ 6.11

Fixed in

✓ 6.11.11 6.11.x ✓ 6.12.2 6.12.x ✓ 6.13

References

The following references provide additional information about CVE-2024-56684 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/271ee263cc8771982809185007181ca10346fe73
Patch
Kernel patch commit
https://git.kernel.org/stable/c/31986fad0cfdda8d8893230da04f5eb0774854d9
Patch
Kernel patch commit
https://git.kernel.org/stable/c/a9c7cb960fc6e056ebecebd136a127612b15630d
Patch

Details

CVE ID CVE-2024-56684

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-12-28

Modified 2025-10-07

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-56684?

CVE-2024-56684 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . It affects Linux kernel versions from 6.11 onward and has been patched in 6.11.11, 6.12.2 and 6.13. CVE-2024-56684 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-56684?

CVE-2024-56684 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2024-56684?

Yes — CVE-2024-56684 has been patched. Fixed versions include 6.11.11, 6.12.2 and 6.13. If you are running Linux kernel 6.11 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-56684 actively exploited?

No — CVE-2024-56684 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.