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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | qemu | 1:2.6+dfsg-1 | — |
| Debian 14 | xen | 4.4.0-1 | — |
| Debian 13 | qemu | 1:2.6+dfsg-1 | — |
| Debian 13 | xen | 4.4.0-1 | — |
| Debian 12 | qemu | 1:2.6+dfsg-1 | — |
| Debian 12 | xen | 4.4.0-1 | — |
| Debian 8 | qemu | 1:2.1+dfsg-12+deb8u6 | DSA-3573-1 |
| Debian 7 | qemu | 1.1.2+dfsg-6a+deb7u13 | DLA-540-1 |
| Debian 7 | qemu-kvm | 1.1.2+dfsg-6+deb7u13 | DLA-539-1 |
| Debian 7 | xen | 4.1.6.lts1-1 | DLA-571-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | qemu | 1:2.5+dfsg-5ubuntu10.1 | USN-2974-1 |
| Ubuntu 14.04 LTS | qemu | 2.0.0+dfsg-2ubuntu1.24 | USN-2974-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | qemu-img +3 | 10:1.5.3-126.el7 | RHSA-2016:2585 |
| RHEL 6 | qemu-img +3 | 2:0.12.1.2-2.503.el6 | RHSA-2017:0621 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | qemu | 2.3.1-14.1 | SUSE-SU-2016:1703-1 |
| SLES 12 | qemu | 2.0.2-48.19.1 | SUSE-SU-2016:1560-1 |
| SLES 12 | xen | 4.4.4_04-22.22.2 | SUSE-SU-2016:2533-1 |
| SLES 11 SP4 | kvm | 1.4.2-44.1 | SUSE-SU-2016:1785-1 |
| SLES 11 SP3 | kvm | 1.4.2-46.1 | SUSE-SU-2016:1698-1 |
| SLES 11 SP3 | xen | 4.2.5_21-27.1 | SUSE-SU-2016:2725-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | qemu | 2.3.1-14.1 | SUSE-SU-2016:1703-1 |
| SLES for SAP 12 | qemu | 2.0.2-48.19.1 | SUSE-SU-2016:1560-1 |
| SLES for SAP 12 | xen | 4.4.4_04-22.22.2 | SUSE-SU-2016:2533-1 |
| SLES for SAP 11 SP4 | kvm | 1.4.2-44.1 | SUSE-SU-2016:1785-1 |
| SUSE OpenStack Cloud 5 | xen | 4.2.5_21-27.1 | SUSE-SU-2016:2725-1 |
| SUSE Manager Proxy 2.1 | xen | 4.2.5_21-27.1 | SUSE-SU-2016:2725-1 |
| SUSE Manager 2.1 | xen | 4.2.5_21-27.1 | SUSE-SU-2016:2725-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | xen | 4.2.5_21-27.1 | SUSE-SU-2016:2725-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | qemu +1 | 2.6.1-1.5 | openSUSE-SU-2024:10285-1, openSUSE-SU-2024:10233-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | qemu-img +3 | 10:1.5.3-126.el7 | ELSA-2016-2585 |
Advisories 16
- RHSA-2017:0621 Red Hat Security Advisory: qemu-kvm security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2016:2585 Red Hat Security Advisory: qemu-kvm security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-540-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-571-1 xen - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-539-1 qemu-kvm - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3573-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2974-1 qemu, qemu-kvm vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2016:1703-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1785-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1560-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10285-1 qemu-linux-user-2.6.1-1.5 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2533-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2725-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1698-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10233-1 qemu-2.6.1-1.5 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2016-2585 Moderate: qemu-kvm security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 9, 2016
References
- http://xenbits.xen.org/xsa/advisory-179.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- RHSA-2017:0621 vendor-advisory
- http://support.citrix.com/article/CTX212736
- [Qemu-devel] 20160509 [PULL 5/5] vga: make sure vga register setup for vbe stays intact (CVE-2016-3712). mailing-list
- [oss-security] 20160509 CVE-2016-3712 Qemu: vga: out-of-bounds read and integer overflow issues mailing-list
- 1035794 vdb-entry
- USN-2974-1 vendor-advisory
- RHSA-2016:2585 vendor-advisory
- DSA-3573 vendor-advisory
- 90314 vdb-entry