CVE-2017-8904
Published: 11 May 2017
Xen through 4.8.x mishandles the "contains segment descriptors" property during GNTTABOP_transfer (aka guest transfer) operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214.
Notes
Author | Note |
---|---|
mdeslaur | This is XSA-213 |
Priority
Status
Package | Release | Status |
---|---|---|
xen Launchpad, Ubuntu, Debian |
trusty |
Released
(4.4.2-0ubuntu0.14.04.11)
|
upstream |
Needs triage
|
|
xenial |
Released
(4.6.5-0ubuntu1.1)
|
|
yakkety |
Released
(4.7.2-0ubuntu1.2)
|
|
zesty |
Released
(4.8.0-1ubuntu2.1)
|
|
Binaries built from this source package are in Universe and so are supported by the community. |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Changed |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |