system
Describe <CVE-2018-18386>.
user
What is <CVE-2018-18386>?
assistant
drivers/tty/n_tty.c in the Linux kernel before 4.14.11 allows local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo terminal devices due to an EXTPROC versus ICANON confusion in TIOCINQ..