Threats tagged 'ghsa-43gv-wm7g-h6q4'

A vulnerability in the Linux kernel's thermal subsystem involves improper removal of hwmon class devices associated with thermal zones. The issue arises because a single hwmon device is registered per thermal zone type under the first thermal zone, but sysfs attributes from other thermal zones of the same type are also added under this device. When the thermal zone holding the hwmon device is removed, the presence of attributes belonging to other zones prevents proper removal, causing removal operations to stall. The fix involves removing the entire hwmon class device interface for the thermal zone type when the associated thermal zone device is removed and synchronizing addition and removal operations under a lock.