Description
arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to map_grant_ref.
References (8)
Core 8
Core References
Patch, Third Party Advisory x_refsource_confirm
https://support.citrix.com/article/CTX225941
Mailing List, Mitigation, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/08/15/2
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1039174
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1477657
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2017/dsa-3969
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201801-14
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/100342
Patch, Vendor Advisory x_refsource_confirm
http://xenbits.xen.org/xsa/advisory-227.html
Scores
CVSS v3
8.8
EPSS
0.0003
EPSS Percentile
10.0%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Details
CWE
CWE-120
Status
published
Products (9)
citrix/xenserver
6.0.2
citrix/xenserver
6.2.0
citrix/xenserver
6.5
citrix/xenserver
7.0
citrix/xenserver
7.1
citrix/xenserver
7.2
debian/debian_linux
8.0
debian/debian_linux
9.0
xen/xen
Published
Aug 24, 2017
Tracked Since
Feb 18, 2026