CVE-2017-15590

HIGH

Xen through 4.9.x - Denial of Service or Privilege Escalation via MSI Mapping Mishandling

Title source: llm

Description

An issue was discovered in Xen through 4.9.x allowing x86 guest OS users to cause a denial of service (hypervisor crash) or possibly gain privileges because MSI mapping was mishandled.

References (7)

Core 7

Core References

Patch, Vendor Advisory x_refsource_confirm

https://xenbits.xen.org/xsa/advisory-237.html

Third Party Advisory vendor-advisory x_refsource_debian

https://www.debian.org/security/2017/dsa-4050

Vendor Advisory x_refsource_confirm

https://support.citrix.com/article/CTX228867

Mailing List mailing-list x_refsource_mlist

https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/101500

Third Party Advisory vendor-advisory x_refsource_gentoo

https://security.gentoo.org/glsa/201801-14

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

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

Scores

CVSS v3 8.8

EPSS 0.0007

EPSS Percentile 21.6%

Attack Vector LOCAL

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

Details

Status published

Products (1)

xen/xen 4.9.0

Published Oct 18, 2017

Tracked Since Feb 18, 2026