CVE-2014-3716 Denial of service in n/a
Local users can crash the Xen hypervisor by providing a malformed DTB header in a 32-bit guest kernel, causing a 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-2014-3716?
CVE-2014-3716 is a low-severity denial of service vulnerability in Xen Xen, published on 19 May 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Xen 4.4.x does not properly check alignment, which allows local users to cause a denial of service (crash) via an unspecified field in a DTB header in a 32-bit guest kernel.
Weakness: CWE-20
Which versions are affected by CVE-2014-3716?
It affects 1 product.
Products include Xen Xen.
How do I fix CVE-2014-3716?
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-2014-3716 being exploited?
There is no known exploitation of CVE-2014-3716 in the wild and no public exploit code.
Other vulnerabilities in Xen Xen
Sources
Also known as GHSA-cjr8-5qvf-7w96, UBUNTU-CVE-2014-3716.