CVE-2025-40121
BaseFortify
Publication date: 2025-11-12
Last updated on: 2025-11-12
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| intel | bytcr_rt5651 | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the Linux kernel's bytcr_rt5651 driver, where an invalid value passed via the quirk option is ignored instead of being properly handled. This can lead to unexpected results such as out-of-bounds (OOB) access. The fix involves adding a sanity check and correcting the input mapping to a default value when an invalid value is passed.
How can this vulnerability impact me? :
The vulnerability can lead to unexpected behavior including out-of-bounds access, which may cause system instability, crashes, or potentially allow an attacker to exploit the system in unintended ways.
What immediate steps should I take to mitigate this vulnerability?
Apply the patch that adds the sanity check and corrects the input mapping in the bytcr_rt5640 driver to prevent invalid quirk input values from causing unexpected results such as out-of-bounds access.