CVE-2016-3710
HIGH severity · CVSS 8.8 · Memory corruption
8.8CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://rhn.redhat.com/errata/RHSA-2016-0724.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0725.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0997.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0999.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-1000.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-1001.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-1002.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-1019.htmlAdvisory