description: The tower_probe function in drivers/usb/misc/legousbtower.c in the Linux kernel before 4.8.1 allows local users (who are physically proximate for inserting a crafted USB device) to gain privileges by leveraging a write-what-where condition that occurs after a race condition and a NULL pointer dereference.
problem types: race condition
affected:
{
product: Linux kernel through version 4.9-rc1
vendor: n/a
versions:
status: affected, version: Linux kernel through version 4.9-rc1
}