CVE-2016-9385
Published: 23 January 2017
The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service (host crash) by leveraging lack of canonical address checks.
Notes
| Author | Note |
|---|---|
| mdeslaur | This is XSA-193 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
xen Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(4.1.6.1-0ubuntu0.12.04.12)
|
| trusty |
Released
(4.4.2-0ubuntu0.14.04.9)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(4.6.0-1ubuntu4.3)
|
|
| yakkety |
Released
(4.7.0-0ubuntu2.1)
|
|
| zesty |
Released
(4.8.0-1ubuntu1)
|
|
| Binaries built from this source package are in Universe and so are supported by the community. | ||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.0 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | High |
| User interaction | None |
| Scope | Changed |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |