CVE-2018-7995

Public on 2018-04-19
Modified on 2019-01-25
Description
A race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel 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 directory.
Severity
Low
CVSS v3 Base Score
4.4
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 kernel 2018-04-19 04:50 ALAS2-2018-994
Amazon Linux 1 kernel 2018-05-25 18:12 ALAS-2018-1023

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.4 CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv2 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C
NVD CVSSv3 4.7 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H