CVE-2016-3710
Published: 9 May 2016
The VGA module in QEMU improperly performs bounds checking on banked access to video memory, which allows local guest OS administrators to execute arbitrary code on the host by changing access modes after setting the bank register, aka the "Dark Portal" issue.
Notes
| Author | Note |
|---|---|
| mdeslaur | A.K.A. "Dark Portal" |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
qemu Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
| trusty |
Released
(2.0.0+dfsg-2ubuntu1.24)
|
|
| upstream |
Needs triage
|
|
| wily |
Released
(1:2.3+dfsg-5ubuntu9.4)
|
|
| xenial |
Released
(1:2.5+dfsg-5ubuntu10.1)
|
|
|
Patches: upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=3bf1817079bb0d80c0d8a86a7c7dd0bfe90eb82e |
||
|
qemu-kvm Launchpad, Ubuntu, Debian |
precise |
Released
(1.0+noroms-0ubuntu14.28)
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| wily |
Does not exist
|
|
| xenial |
Does not exist
|
|
|
xen Launchpad, Ubuntu, Debian |
precise |
Released
(4.1.6.1-0ubuntu0.12.04.11)
|
| trusty |
Released
(4.4.2-0ubuntu0.14.04.6)
|
|
| upstream |
Needs triage
|
|
| wily |
Not vulnerable
(code not compiled)
|
|
| xenial |
Not vulnerable
(code not compiled)
|
|
| 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:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |