CVE-2016-3710
high
CVSS v3
8.8
CVSS v4 NEW
—
VIR risk
8.8
Description
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.
Predictions
Exploit likelihood
82%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Red Hat Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 7.0 | Affected | — |
| 6.0 | Affected | — |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Ubuntu Affected 4 releases
| Version | Status | Fixed in |
|---|---|---|
| 16.04 | Affected | — |
| 15.10 | Affected | — |
| 14.04 | Affected | — |
| 12.04 | Affected | — |
Debian Mixed 6 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1:2.6+dfsg-1 |
| sid | Fixed | 1:2.6+dfsg-1 |
| forky | Fixed | 1:2.6+dfsg-1 |
| bullseye | Fixed | 1:2.6+dfsg-1 |
| bookworm | Fixed | 1:2.6+dfsg-1 |
| 8.0 | Affected | — |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| hp | helion_openstack | 2.0.0 | |
| hp | helion_openstack | 2.1.0 | |
| hp | helion_openstack | 2.1.2 | |
| hp | helion_openstack | 2.1.4 | |
| qemu | qemu | {"endIncluding":"2.5.1"} | |
| qemu | qemu | 2.6.0 | |
| oracle | vm_server | 3.2 | |
| oracle | vm_server | 3.3 | |
| oracle | vm_server | 3.4 | |
| citrix | xenserver | {"endIncluding":"7.0"} | |
| redhat | openstack | 5.0 | |
| redhat | openstack | 6.0 | |
| redhat | openstack | 7.0 | |
| redhat | openstack | 8 | |
| redhat | virtualization | 3.0 | |
References
- https://www.suse.com/security/cve/CVE-2016-3710.html
- http://rhn.redhat.com/errata/RHSA-2016-0724.html
- http://rhn.redhat.com/errata/RHSA-2016-0725.html
- http://rhn.redhat.com/errata/RHSA-2016-0997.html
- http://rhn.redhat.com/errata/RHSA-2016-0999.html
- http://rhn.redhat.com/errata/RHSA-2016-1000.html
- http://rhn.redhat.com/errata/RHSA-2016-1001.html
- http://rhn.redhat.com/errata/RHSA-2016-1002.html
- http://rhn.redhat.com/errata/RHSA-2016-1019.html
- http://rhn.redhat.com/errata/RHSA-2016-1943.html
- http://support.citrix.com/article/CTX212736
- http://www.debian.org/security/2016/dsa-3573
- http://www.openwall.com/lists/oss-security/2016/05/09/3
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/90316
- http://www.securitytracker.com/id/1035794
- http://www.ubuntu.com/usn/USN-2974-1
- http://xenbits.xen.org/xsa/advisory-179.html
- https://access.redhat.com/errata/RHSA-2016:1224
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05164862
- https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg01197.html
- https://security-tracker.debian.org/tracker/CVE-2016-3710
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.