usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has a use-after-free because a transfer occurs without a reference, aka CID-056ad39ee925.
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8
- https://usn.ubuntu.com/4388-1/
- https://usn.ubuntu.com/4390-1/
- https://github.com/ARPSyndicate/cvemon