CVE-2017-15596

MEDIUM

Description

An issue was discovered in Xen 4.4.x through 4.9.x allowing ARM guest OS users to cause a denial of service (prevent physical CPU usage) because of lock mishandling upon detection of an add-to-physmap error.

References

http://www.debian.org/security/2017/dsa-3969

http://www.securitytracker.com/id/1039568

https://xenbits.xen.org/xsa/advisory-235.html

Details

Source: MITRE

Published: 2017-10-18

Updated: 2017-11-04

Type: CWE-400

Risk Information

CVSS v2.0

Base Score: 4.9

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3.0

Base Score: 6

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Impact Score: 4

Exploitability Score: 1.5

Severity: MEDIUM