CVE-2018-19407

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
The vcpu_scan_ioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.
Overview
  • CVE ID
  • CVE-2018-19407
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-11-21T00:29:01
  • Last Modified Date
  • 2019-03-21T16:00:30
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.19.2
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:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://lkml.org/lkml/2018/11/20/580 Patch Third Party Advisory
http://www.securityfocus.com/bid/105987 Third Party Advisory VDB Entry
https://usn.ubuntu.com/3872-1/ Third Party Advisory
https://usn.ubuntu.com/3871-1/ Third Party Advisory
https://usn.ubuntu.com/3879-2/ Third Party Advisory
https://usn.ubuntu.com/3879-1/ Third Party Advisory
https://usn.ubuntu.com/3878-1/ Third Party Advisory
https://usn.ubuntu.com/3871-4/ Third Party Advisory
https://usn.ubuntu.com/3871-3/ Third Party Advisory
https://usn.ubuntu.com/3878-2/ Third Party Advisory
https://usn.ubuntu.com/3871-5/ Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-19407
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19407
History
Created Old Value New Value Data Type Notes
2022-05-10 17:46:21 Added to TrackCVE
2022-12-03 14:36:39 2018-11-21T00:29Z 2018-11-21T00:29:01 CVE Published Date updated
2022-12-03 14:36:39 2019-03-21T16:00:30 CVE Modified Date updated
2022-12-03 14:36:39 Modified Vulnerability Status updated