CVE-2014-3672 Denial of service in n/a

Medium 6.5 Published 25 May 2016 Updated 6 Aug 2024

Local guest users can cause host disk exhaustion by writing to stdout or stderr, requiring an upgrade to libvirt or Xen.

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-2014-3672?

CVE-2014-3672 is a medium-severity denial of service vulnerability in Redhat Libvirt, published on 25 May 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The qemu implementation in libvirt before 1.3.0 and Xen allows local guest OS users to cause a denial of service (host disk consumption) by writing to stdout or stderr.

Weakness: CWE-400

Which versions are affected by CVE-2014-3672?

It affects 2 products.

Products include Redhat Libvirt, Xen Xen.

How do I fix CVE-2014-3672?

Upgrade to a fixed version.

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-2014-3672 being exploited?

There is no known exploitation of CVE-2014-3672 in the wild and no public exploit code.

All Redhat Libvirt vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-3672, GHSA-8x7q-84h6-3fhq, UBUNTU-CVE-2014-3672.