CVE-2017-10915
Published: 5 July 2017
The shadow-paging feature in Xen through 4.8.x mismanages page references and consequently introduces a race condition, which allows guest OS users to obtain Xen privileges, aka XSA-219.
Priority
Status
Package | Release | Status |
---|---|---|
xen Launchpad, Ubuntu, Debian |
trusty |
Released
(4.4.2-0ubuntu0.14.04.12)
|
upstream |
Needs triage
|
|
xenial |
Released
(4.6.5-0ubuntu1.2)
|
|
yakkety |
Released
(4.7.2-0ubuntu1.3)
|
|
zesty |
Released
(4.8.0-1ubuntu2.2)
|
|
Binaries built from this source package are in Universe and so are supported by the community. |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.0 |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | None |
Scope | Changed |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |