Public Date:
1331401: CVE-2016-3710 qemu: incorrect banked access bounds checking in vga module
An out-of-bounds read/write access flaw was found in the way QEMU's VGA emulation with VESA BIOS Extensions (VBE) support performed read/write operations using I/O port methods. A privileged guest user could use this flaw to execute arbitrary code on the host with the privileges of the host's QEMU process.

Find out more about CVE-2016-3710 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 6.5
Base Metrics AV:A/AC:H/Au:S/C:C/I:C/A:C
Access Vector Adjacent Network
Access Complexity High
Authentication Single
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

CVSS v3 metrics

CVSS3 Base Score 7.6
CVSS3 Base Metrics CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector Adjacent Network
Attack Complexity High
Privileges Required High
User Interaction None
Scope Changed
Confidentiality High
Integrity Impact High
Availability Impact High

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat OpenStack Platform 8.0 (Liberty) (qemu-kvm-rhev) RHSA-2016:1002 2016-05-10
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 (qemu-kvm-rhev) RHSA-2016:1001 2016-05-10
RHEV Agents (vdsm) (qemu-kvm-rhev) RHSA-2016:1224 2016-06-13
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 (qemu-kvm-rhev) RHSA-2016:1019 2016-05-11
Red Hat Enterprise Linux Virtualization 5 (kvm) RHSA-2016:1943 2016-09-27
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 (qemu-kvm-rhev) RHSA-2016:1000 2016-05-10
Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts (qemu-kvm-rhev) RHSA-2016:0725 2016-05-09
Red Hat Enterprise Linux 6 (qemu-kvm) RHSA-2016:0997 2016-05-10
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 (qemu-kvm-rhev) RHSA-2016:0999 2016-05-10
Red Hat Enterprise Linux 7 (qemu-kvm) RHSA-2016:0724 2016-05-09
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank Wei Xiao ( Marvel Team) and Qinghao Tang ( Marvel Team) for reporting this issue.
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