CVE-2013-1952 Denial of service in n/a

Low 1.9 Published 13 May 2013 Updated 6 Aug 2024

Local guest domains can cause denial of service via interrupt injection in Xen hypervisors using Intel VT-d for PCI devices.

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-2013-1952?

CVE-2013-1952 is a low-severity denial of service vulnerability in Xen Xen, published on 13 May 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Xen 4.x, when using Intel VT-d for a bus mastering capable PCI device, does not properly check the source when accessing a bridge device's interrupt remapping table entries for MSI interrupts, which allows local guest domains to cause a denial of service (interrupt injection) via unspecified vectors.

Weakness: CWE-20

Which versions are affected by CVE-2013-1952?

It affects 1 product.

Products include Xen Xen.

How do I fix CVE-2013-1952?

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-2013-1952 being exploited?

There is no known exploitation of CVE-2013-1952 in the wild and no public exploit code.

All Xen Xen vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-1952, GHSA-xchh-r483-j5m5.