A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24. CREATE(Triage):(User=admin) CVE-2020-29660 (https://nvd.nist.gov/vuln/detail/CVE-2020-29660)
