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CVE-2026-64038
UNKNOWN · CVSS n/a
EPSS exploitation probability: 0%
Published 2026-07-19T16:17:44.053 · Last modified 2026-07-19T16:17:44.053

Summary

In the Linux kernel, the following vulnerability has been resolved: hwmon: (lm90) Stop work before releasing hwmon device Sashiko reports: In lm90_probe(), the devm action to cancel the alert_work and report_work (lm90_restore_conf) is registered in lm90_init_client() before devm_hwmon_device_register_with_info() is called. Because devm executes cleanup actions in reverse order during module unbind or probe failure, the hwmon device is unregistered and freed first. If lm90_alert_work() or lm90_report_alarms() runs in the window between the hwmon device being freed and the delayed works being cancelled, lm90_update_alarms() will dereference the freed data->hwmon_dev here. Fix the problem by canceling the workers separately after registering the hwmon device and before registering the

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.