Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck<cpu number> directory. NOTE: a third party has indicated that this report is not security relevant
4.4.0-1022.224.4.0-127.153~14.04.14.4.0-127.1534.4.0-1060.694.15.0-1013.13~16.04.24.15.0-1014.14~16.04.14.15.0-24.26~16.04.14.4.0-1026.314.4.0-1090.984.4.0-1093.98Exploitability
AV:LAC:HPR:LUI:NScope
S:UImpact
C:NI:NA:HCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H