drivers/media/usb/dvb-usb/cxusb.c in the Linux kernel 4.9.x and 4.10.x before 4.10.12 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.12
www.openwall.com/lists/oss-security/2017/04/16/4
www.securityfocus.com/bid/97974
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3f190e3aec212fc8c61e202c51400afa7384d4bc
github.com/torvalds/linux/commit/3f190e3aec212fc8c61e202c51400afa7384d4bc