CVE-2016-3712
Integer overflow in the VGA module in QEMU allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) by editing VGA registers in VBE mode.
02 Description
Integer overflow in the VGA module in QEMU allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) by editing VGA registers in VBE mode.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.51% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 43.4% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-05-11 21:00Z10 YR AGO
- Last updated
- 2024-08-06 00:03Z2 YR AGO
- Reserved
- 2016-03-30
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- ac694f78b489d47533474d93a45eb416e269a3e0ab4975c0b06712ad29d49e37
05 Affected products
06 References
- xenbits.xen.orghttp://xenbits.xen.org/xsa/advisory-179.html
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- rhn.redhat.comRHSA-2017:0621http://rhn.redhat.com/errata/RHSA-2017-0621.html
- support.citrix.comhttp://support.citrix.com/article/CTX212736
- lists.gnu.org[Qemu-devel] 20160509 [PULL 5/5] vga: make sure vga register setup for vbe stays intact (CVE-2016-3712).https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg01196.html
- www.openwall.com[oss-security] 20160509 CVE-2016-3712 Qemu: vga: out-of-bounds read and integer overflow issueshttp://www.openwall.com/lists/oss-security/2016/05/09/4
- www.securitytracker.com1035794http://www.securitytracker.com/id/1035794
- www.ubuntu.comUSN-2974-1http://www.ubuntu.com/usn/USN-2974-1
- rhn.redhat.comRHSA-2016:2585http://rhn.redhat.com/errata/RHSA-2016-2585.html
- www.debian.orgDSA-3573http://www.debian.org/security/2016/dsa-3573
- www.securityfocus.com90314http://www.securityfocus.com/bid/90314
07 Fixed in
Debian 12
- qemu Fixed in 1:2.6+dfsg-1
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 1:2.6+dfsg-1
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 1:2.6+dfsg-1
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- qemu Fixed in 2.0.0+dfsg-2ubuntu1.24
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- qemu Fixed in 1:2.5+dfsg-5ubuntu10.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.