CVE-2017-15591

Publication date 18 October 2017

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

An issue was discovered in Xen 4.5.x through 4.9.x allowing attackers (who control a stub domain kernel or tool stack) to cause a denial of service (host OS crash) because of a missing comparison (of range start to range end) within the DMOP map/unmap implementation.

Read the notes from the security team

Status

Package Ubuntu Release Status
xen 19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Fixed 4.9.2-0ubuntu1
17.10 artful Ignored end of life
17.04 zesty Ignored end of life
16.04 LTS xenial
Fixed 4.6.4-0ubuntu1.4
14.04 LTS trusty Not in release

Notes


mdeslaur

hypervisor packages are in universe. For issues in the hypervisor, add appropriate tags to each section, ex: Tags_xen: universe-binary

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H