CVE-2018-7995

CVSS V2 Medium 4.7 CVSS V3 Medium 4.7
Description
** DISPUTED ** 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.
Overview
  • CVE ID
  • CVE-2018-7995
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-03-09T15:29:00
  • Last Modified Date
  • 2019-02-28T20:34:10
Weakness Enumerations
CWE URL
CWE-362 http://cwe.mitre.org/data/definitions/362.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.15.7
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.7
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 4.7
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://lkml.org/lkml/2018/3/2/970 Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf Patch Vendor Advisory
http://www.securityfocus.com/bid/103356 Third Party Advisory VDB Entry
https://bugzilla.suse.com/show_bug.cgi?id=1084755 Issue Tracking Third Party Advisory
https://www.debian.org/security/2018/dsa-4188 Third Party Advisory
https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html Third Party Advisory
https://usn.ubuntu.com/3654-2/ Third Party Advisory
https://usn.ubuntu.com/3654-1/ Third Party Advisory
https://usn.ubuntu.com/3656-1/ Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-7995
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7995
History
Created Old Value New Value Data Type Notes
2022-05-10 07:57:23 Added to TrackCVE
2022-12-03 03:10:03 2018-03-09T15:29Z 2018-03-09T15:29:00 CVE Published Date updated
2022-12-03 03:10:03 2019-02-28T20:34:10 CVE Modified Date updated
2022-12-03 03:10:03 Analyzed Vulnerability Status updated