CVE-2016-9378
Published: 22 February 2017
Xen 4.5.x through 4.7.x on AMD systems without the NRip feature, when emulating instructions that generate software interrupts, allows local HVM guest OS users to cause a denial of service (guest crash) by leveraging an incorrect choice for software interrupt delivery.
Notes
| Author | Note |
|---|---|
| mdeslaur | This is XSA-196 |
| tyhicks | "Xen versions 4.5 and newer are vulnerable" |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
xen Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(4.1.6.1-0ubuntu0.12.04.12)
|
| trusty |
Does not exist
(trusty was not-affected [4.4.2-0ubuntu0.14.04.7])
|
|
| 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 | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |