Is CVE-2024-56684 in the CISA KEV catalog?

No. CVE-2024-56684 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-56684?

CVE-2024-56684 has a CVSS v3 base score of 7.8 (HIGH).

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

CVE-2024-56684 has an EPSS score of 0.21% (11th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-56684?

Upgrade linux on debian 13 to 6.12.3-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2024-56684

HIGH

7.8

CVSS v3

NVD

Description

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().

How to fix

Remediation Available

linuxDebian

Fixed in:6.12.3-1CVE-2024-56684

linux-image-6.11.0-1015-oemUbuntu

Fixed in:6.11.0-1015.15USN-7310-1

linux-image-oem-24.04bUbuntu

Fixed in:6.11.0-1015.15USN-7310-1

linux-oem-6.11Ubuntu

Fixed in:6.11.0-1015.15USN-7310-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

11thpercentile

Low risk: more likely to be exploited than 11% of all known CVEs.

References

Patch3

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-07.