BaseFortify

Publication date: 2025-11-12

Last updated on: 2025-11-14

Assigner: kernel.org

Description

In the Linux kernel, the following vulnerability has been resolved: pwm: berlin: Fix wrong register in suspend/resume The 'enable' register should be BERLIN_PWM_EN rather than BERLIN_PWM_ENABLE, otherwise, the driver accesses wrong address, there will be cpu exception then kernel panic during suspend/resume.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-11-12

Last Modified

2025-11-14

Generated

2026-07-06

AI Q&A

2025-11-13

EPSS Evaluated

2026-07-05

NVD

CVE-2025-40188

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability is in the Linux kernel's pwm: berlin driver. The driver incorrectly uses the BERLIN_PWM_ENABLE register instead of the correct BERLIN_PWM_EN register during suspend and resume operations. This causes the driver to access a wrong memory address, leading to a CPU exception and a kernel panic during suspend or resume.

Impact Analysis

The impact of this vulnerability is that it can cause the system to experience a kernel panic during suspend or resume operations, potentially leading to system crashes and instability.

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