CVE-2025-40232
Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-12-04

Last updated on: 2025-12-04

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: rv: Fully convert enabled_monitors to use list_head as iterator The callbacks in enabled_monitors_seq_ops are inconsistent. Some treat the iterator as struct rv_monitor *, while others treat the iterator as struct list_head *. This causes a wrong type cast and crashes the system as reported by Nathan. Convert everything to use struct list_head * as iterator. This also makes enabled_monitors consistent with available_monitors.

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Meta Information

Published
2025-12-04
Last Modified
2025-12-04
Generated
2026-07-06
AI Q&A
2025-12-04
EPSS Evaluated
2026-07-04
NVD
CVE-2025-40232
EUVD
EUVD-2025-201227

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *

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Exploitability

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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability in the Linux kernel involves inconsistent handling of an iterator in the enabled_monitors_seq_ops callbacks. Some callbacks treat the iterator as a pointer to struct rv_monitor, while others treat it as a pointer to struct list_head. This type mismatch causes a wrong type cast, which can lead to system crashes. The fix was to convert all uses to consistently treat the iterator as struct list_head *, aligning enabled_monitors with available_monitors.

Impact Analysis

This vulnerability can cause the system to crash due to incorrect type casting in the Linux kernel's enabled_monitors sequence operations. Such crashes can lead to system instability or downtime.

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