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Vulnerability record · CVE-2016-3710 · published 11 May 2016

CVE-2016-3710: Debian linux memory buffer overflow vulnerability

Debian · Debian Linux

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.

8.8 CVSS 3.1 High EPSS 0.92% · top 41.4% CWE-119 · Memory buffer overflow
8.8CVSS 3.1 base score, v2 7.2
0.92%EPSS exploitation probability, 30 days
NoNot in CISA KEV
15Affected product versions listed by NVD
44References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

15 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2016-0724.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0725.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0997.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0999.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1000.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1001.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1002.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1019.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1943.html Third Party Advisory
http://support.citrix.com/article/CTX212736 Third Party Advisory
http://www.debian.org/security/2016/dsa-3573 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/09/3 Mailing ListThird Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html Third Party Advisory
http://www.securityfocus.com/bid/90316 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1035794 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2974-1 Third Party Advisory
http://xenbits.xen.org/xsa/advisory-179.html Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1224 Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05164862 Third Party AdvisoryVendor Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg01197.html Mailing ListPatchThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0724.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0725.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0997.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0999.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1000.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1001.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1002.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1019.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1943.html Third Party Advisory
http://support.citrix.com/article/CTX212736 Third Party Advisory
http://www.debian.org/security/2016/dsa-3573 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/09/3 Mailing ListThird Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html Third Party Advisory
http://www.securityfocus.com/bid/90316 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1035794 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2974-1 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2016-3710), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.