CVE-2013-5651 Denial of service in n/a

Medium 5.0 Published 30 Sep 2013 Updated 6 Aug 2024

A crafted bitmap in libvirt allows attackers to cause a denial of service via out-of-bounds read and crash.

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-2013-5651?

CVE-2013-5651 is a medium-severity denial of service vulnerability in Redhat Libvirt, published on 30 Sep 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The virBitmapParse function in util/virbitmap.c in libvirt before 1.1.2 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via a crafted bitmap, as demonstrated by a large nodeset value to numatune.

Weakness: CWE-119

Which versions are affected by CVE-2013-5651?

It affects 1 product.

Products include Redhat Libvirt.

How do I fix CVE-2013-5651?

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-2013-5651 being exploited?

There is no known exploitation of CVE-2013-5651 in the wild and no public exploit code.

All Redhat Libvirt vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-5651, GHSA-h748-q5cc-5mv7.