CVE-2025-40188
Published Nov 12, 2025
Modified Apr 15, 2026
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.
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References
Other References
https://git.kernel.org/stable/c/3a4b9d027e4061766f618292df91760ea64a1fcc
https://git.kernel.org/stable/c/5419c86ea134b8a5b8126f55fa5bc1ad7b3ca444
https://git.kernel.org/stable/c/6cef9e4425143b19742044c8a675335821fa1994
https://git.kernel.org/stable/c/9ee5eb3d09217f115f63b7c102d110ccdb1b26af
https://git.kernel.org/stable/c/d9457e6258750692c3b27f80880a613178053c25
https://git.kernel.org/stable/c/da3cadb8b0f35d845b3e2fbb7d978cf6473fd221
https://git.kernel.org/stable/c/dc3a1c6237e7f8046e6d4109bcf1998452ccafad
https://git.kernel.org/stable/c/fd017aabd4273216ed4223f17991fc087163771f
Frequently Asked Questions
What is CVE-2025-40188? +
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.
How do I check if I'm vulnerable to CVE-2025-40188? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.