How severe is CVE-2024-56546?

CVE-2024-56546 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-56546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-56546?

CVE-2024-56546 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-56546?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-56546 have an EU (EUVD) identifier?

Yes. CVE-2024-56546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53194.

When was CVE-2024-56546 published?

CVE-2024-56546 was published on 2024-12-27 and last updated on 2026-06-17.

CVE-2024-56546

CVE-2024-56546 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-401.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-53194
Weakness: CWE-401
Affected product: Linux Linux Kernel
Published: 2024-12-27
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drivers: soc: xilinx: add the missing kfree in xlnx_add_cb_for_suspend() If we fail to allocate memory for cb_data by kmalloc, the memory allocation for eve_data is never freed, add the missing kfree() in the error handling path.

Frequently asked questions

What is CVE-2024-56546?: In the Linux kernel, the following vulnerability has been resolved: drivers: soc: xilinx: add the missing kfree in xlnx_add_cb_for_suspend() If we fail to allocate memory for cb_data by kmalloc, the memory allocation for eve_data is never freed, add the missing kfree() in the error handling path.
How severe is CVE-2024-56546?: CVE-2024-56546 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-56546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-56546?: CVE-2024-56546 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-56546?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-56546 have an EU (EUVD) identifier?: Yes. CVE-2024-56546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53194.
When was CVE-2024-56546 published?: CVE-2024-56546 was published on 2024-12-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

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