CVE-2016-3710
Publication date 9 May 2016
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
Status
Package | Ubuntu Release | Status |
---|---|---|
qemu | 16.04 LTS xenial |
Fixed 1:2.5+dfsg-5ubuntu10.1
|
14.04 LTS trusty |
Fixed 2.0.0+dfsg-2ubuntu1.24
|
|
qemu-kvm | 16.04 LTS xenial | Not in release |
14.04 LTS trusty | Not in release | |
xen | 16.04 LTS xenial |
Not affected
|
14.04 LTS trusty |
Fixed 4.4.2-0ubuntu0.14.04.6
|
|
Notes
Patch details
Package | Patch details |
---|---|
qemu |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 · High |
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 |
References
Related Ubuntu Security Notices (USN)
- USN-2974-1
- QEMU vulnerabilities
- 12 May 2016