Race condition in fs/timerfd.c in the Linux kernel before 4.10.15 allows local users to gain privileges or cause a denial of service (list corruption or use-after-free) via simultaneous file-descriptor operations that leverage improper might_cancel queueing.
Exploitability
AV:LAC:HPR:NUI:RScope
S:UImpact
C:HI:HA:H7/CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H