CVE-2024-56546: linux kernel — Fix

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.

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	5.19 — 6.1.120
linux	linux_kernel	6.2 — 6.6.64
linux	linux_kernel	6.7 — 6.11.11
linux	linux_kernel	6.12 — 6.12.2

References

Advisories & Patches

https://git.kernel.org/stable/c/272168927f38bda46f6c1ed5f40de97689e7a5d2 https://git.kernel.org/stable/c/44ed4f90a97ff6f339e50ac01db71544e0990efc https://git.kernel.org/stable/c/584d420771e1ad2bb74e19a19da8ae0fee0a6e1f https://git.kernel.org/stable/c/5a3bda42394ff137eb2d3d3d20d2956a8c6e9237 https://git.kernel.org/stable/c/882d7afaa4b82c20a7be7a3a039532a80ebacd23

Other References

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html

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. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-56546? +

CVE-2024-56546 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-56546? +

CVE-2024-56546 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-56546? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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