CVE-2017-13672 Denial of service in n/a
Local privileged guest users can crash the QEMU process via an out-of-bounds read in the VGA display emulator, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-13672?
CVE-2017-13672 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 1 Sep 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
QEMU (aka Quick Emulator), when built with the VGA display emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors involving display update.
Weakness: CWE-125
Which versions are affected by CVE-2017-13672?
It affects 2 products.
Products include Debian Debian Linux, Qemu Qemu.
How do I fix CVE-2017-13672?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2017-13672 being exploited?
There is no known exploitation of CVE-2017-13672 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2017-13672, GHSA-q4wq-wv92-rh6v, UBUNTU-CVE-2017-13672.