PT-2017-18611 · Xen · Xen

Jann Horn · Published 2017-05-09 · Updated 2019-10-03 · CVE-2017-8904

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Xen versions prior to 4.9

Description The issue is related to the mishandling of the "contains segment descriptors" property during GNTTABOP transfer operations. This might allow PV guest OS users to execute arbitrary code on the host OS.

Recommendations For Xen versions prior to 4.9, update to version 4.9 or later to resolve the issue.

Fix

Related Identifiers

CVE-2017-8904

DLA-964-1

DSA-3847-1

Affected Products

Xen

References · 15

• https://osv.dev/vulnerability/DSA-3847-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-8904 · Vendor Advisory
• https://xenbits.xen.org/xsa/advisory-214.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-8904 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2017-8904 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2017-8904 · Vendor Advisory
• https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-8904 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-8904 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-8904 · Vendor Advisory
• https://security.gentoo.org/glsa/201705-11 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-8904 · Vendor Advisory
• https://security.alpinelinux.org/vuln/CVE-2017-8904 · Note
• http://securityfocus.com/bid/98428 · Note
• http://securitytracker.com/id/1038387 · Note