CVE-2013-4375 Denial of service in n/a

Low 2.7 Published 19 Jan 2014 Updated 6 Aug 2024

Local HVM guests can cause a denial of service in Xen by consuming domain grant references via the qdisk PV disk backend.

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-2013-4375?

CVE-2013-4375 is a low-severity denial of service vulnerability in Qemu Qemu, published on 19 Jan 2014. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The qdisk PV disk backend in qemu-xen in Xen 4.2.x and 4.3.x before 4.3.1, and qemu 1.1 and other versions, allows local HVM guests to cause a denial of service (domain grant reference consumption) via unspecified vectors.

Weakness: CWE-399

Which versions are affected by CVE-2013-4375?

It affects 2 products.

Products include Qemu Qemu, Xen Xen.

How do I fix CVE-2013-4375?

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-2013-4375 being exploited?

There is no known exploitation of CVE-2013-4375 in the wild and no public exploit code.

All Qemu Qemu vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-4375, GHSA-r2r6-6c3p-xvx5.