Linux kernel local privilege escalation flaw in n_hdlc（CVE-2017-2636）

This article discloses the exploitation of CVE-2017-2636, which is a race condition in the nhdlc Linux kernel driver drivers/tty/nhdlc.c. The described exploit gains root privileges bypassing Supervisor Mode Execution Protection SMEP. This driver provides HDLC serial line discipline and comes as ...