Ubuntu.comUB:CVE-2016-3710CVE-2016-3710
8.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.002 Low
EPSS
Percentile
50.9%
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.
Bugs
Notes
| Author | Note |
|---|---|
| mdeslaur | A.K.A. “Dark Portal” |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 14.04 | noarch | qemu | < 2.0.0+dfsg-2ubuntu1.24 | UNKNOWN |
| ubuntu | 15.10 | noarch | qemu | < 1:2.3+dfsg-5ubuntu9.4 | UNKNOWN |
| ubuntu | 16.04 | noarch | qemu | < 1:2.5+dfsg-5ubuntu10.1 | UNKNOWN |
| ubuntu | 12.04 | noarch | qemu-kvm | < 1.0+noroms-0ubuntu14.28 | UNKNOWN |
| ubuntu | 12.04 | noarch | xen | < 4.1.6.1-0ubuntu0.12.04.11 | UNKNOWN |
| ubuntu | 14.04 | noarch | xen | < 4.4.2-0ubuntu0.14.04.6 | UNKNOWN |
Related
8.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.002 Low
EPSS
Percentile
50.9%