CVE-2025-40154
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-12

Last updated on: 2025-11-12

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping When an invalid value is passed via quirk option, currently bytcr_rt5640 driver only shows an error message but leaves as is. This may lead to unepxected results like OOB access. This patch corrects the input mapping to the certain default value if an invalid value is passed.
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Meta Information
Published
2025-11-12
Last Modified
2025-11-12
Generated
2026-06-16
AI Q&A
2025-11-13
EPSS Evaluated
2026-06-14
NVD
CVE-2025-40154
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
intel bytcr_rt5640 *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability exists in the Linux kernel's bytcr_rt5640 driver for Intel ASoC. When an invalid value is passed via the quirk option, the driver currently only shows an error message but does not correct the value, which may lead to unexpected results such as out-of-bounds (OOB) access. The patch fixes this by correcting the input mapping to a certain default value if an invalid value is passed.

Impact Analysis

The vulnerability can lead to unexpected behavior in the system, including potential out-of-bounds memory access, which may cause system instability, crashes, or potentially allow exploitation depending on the context of the OOB access.

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