CVE-2024-56657

5.5 · MEDIUM

Published Dec 27, 2024 linux EPSS 0.22% (12th pctl) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-56657 is a medium-severity vulnerability affecting linux linux_kernel. It was published on December 27, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

ALSA: control: Avoid WARN() for symlink errors

Using WARN() for showing the error of symlink creations don't give

more information than telling that something goes wrong, since the

usual code path is a lregister callback from each control element

creation. More badly, the use of WARN() rather confuses fuzzer as if

it were serious issues.

This patch downgrades the warning messages to use the normal dev_err()

instead of WARN(). For making it clearer, add the function name to

the prefix, too.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor	Product	Versions	Status
linux	linux_kernel	>= 5.13, < 6.6.67	Affected

References

Ref git.kernel.org/stable/c/365ee29e559269cbb2108c4cc05dd8e262b4e84e Ref git.kernel.org/stable/c/36c0764474b637bbee498806485bed524cad486b Ref git.kernel.org/stable/c/4e5a92a7223c83c1f5f2db6cd010ac9347948972 Ref git.kernel.org/stable/c/b2e538a9827dd04ab5273bf4be8eb2edb84357b0 Ref git.kernel.org/stable/c/d5a1ca7b59804d6779644001a878ed925a4688ca

Frequently Asked Questions

What is CVE-2024-56657?

CVE-2024-56657 is a medium-severity vulnerability affecting linux linux_kernel. It was published on December 27, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-56657?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-56657?

How can CyberStrike help with CVE-2024-56657?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-56657 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

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HackBrowser

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