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CVE-2024-41039

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: firmware: cs_dsp: Fix overflow checking of wmfw header Fix the checking that firmware file buffer is large enough for the wmfw…

Published Jul 29, 2024CWE-120EPSS 0.29%

Overview

CVE-2024-41039 is a high-severity vulnerability. It was published on July 29, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. 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:

firmware: cs_dsp: Fix overflow checking of wmfw header

Fix the checking that firmware file buffer is large enough for the

wmfw header, to prevent overrunning the buffer.

The original code tested that the firmware data buffer contained

enough bytes for the sums of the size of the structs

wmfw_header + wmfw_adsp1_sizes + wmfw_footer

But wmfw_adsp1_sizes is only used on ADSP1 firmware. For ADSP2 and

Halo Core the equivalent struct is wmfw_adsp2_sizes, which is

4 bytes longer. So the length check didn't guarantee that there

are enough bytes in the firmware buffer for a header with

wmfw_adsp2_sizes.

This patch splits the length check into three separate parts. Each

of the wmfw_header, wmfw_adsp?_sizes and wmfw_footer are checked

separately before they are used.

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-2024-41039?

CVE-2024-41039 is a high-severity vulnerability. It was published on July 29, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-41039?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-41039?

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-2024-41039?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-41039 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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