| Name | CVE-2016-3712 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-539-1, DLA-540-1, DLA-571-1, DSA-3573-1 |
| NVD severity | low (attack range: local) |
| Debian Bugs | 823830 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| qemu (PTS) | jessie | 1:2.1+dfsg-12+deb8u6 | fixed |
| jessie (security) | 1:2.1+dfsg-12+deb8u7 | fixed |
| stretch (security), stretch | 1:2.8+dfsg-6+deb9u4 | fixed |
| buster, sid | 1:2.12+dfsg-3 | fixed |
| xen (PTS) | jessie | 4.4.1-9+deb8u10 | fixed |
| jessie (security) | 4.4.4lts2-0+deb8u1 | fixed |
| buster, stretch | 4.8.3+xsa267+shim4.10.1+xsa267-1+deb9u9 | fixed |
| stretch (security) | 4.8.4+xsa273+shim4.10.1+xsa273-1+deb9u10 | fixed |
| sid | 4.11.1~pre.20180911.5acdd26fdc+dfsg-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
[wheezy] - xen <no-dsa> (default configuration not vulnerable)
Xen switched to qemu-system in 4.4.0-1
http://xenbits.xen.org/xsa/advisory-179.html
mitigation: run HVM in stubdomains, PV, default video card not vulnerable, i386-only