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CVE-2024-35836

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: dpll: fix pin dump crash for rebound module When a kernel module is unbound but the pin resources were not entirely freed (othe…

Published May 17, 2024CWE-416EPSS 0.19%

Overview

CVE-2024-35836 is a medium-severity vulnerability. It was published on May 17, 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:

dpll: fix pin dump crash for rebound module

When a kernel module is unbound but the pin resources were not entirely

freed (other kernel module instance of the same PCI device have had kept

the reference to that pin), and kernel module is again bound, the pin

properties would not be updated (the properties are only assigned when

memory for the pin is allocated), prop pointer still points to the

kernel module memory of the kernel module which was deallocated on the

unbind.

If the pin dump is invoked in this state, the result is a kernel crash.

Prevent the crash by storing persistent pin properties in dpll subsystem,

copy the content from the kernel module when pin is allocated, instead of

using memory of the kernel module.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

Frequently asked questions

What is CVE-2024-35836?

CVE-2024-35836 is a medium-severity vulnerability. It was published on May 17, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-35836?

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-2024-35836?

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

How can CyberStrike help with CVE-2024-35836?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-35836 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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