CVE-2014-2580 Denial of service in n/a
Local guest administrators can crash the Xen host by sending malformed packets, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-2580?
CVE-2014-2580 is a medium-severity denial of service vulnerability in Xen Xen, published on 15 Apr 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The netback driver in Xen, when using certain Linux versions that do not allow sleeping in softirq context, allows local guest administrators to cause a denial of service ("scheduling while atomic" error and host crash) via a malformed packet, which causes a mutex to be taken when trying to disable the interface.
Weakness: CWE-399
Which versions are affected by CVE-2014-2580?
It affects 1 product.
Products include Xen Xen.
How do I fix CVE-2014-2580?
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-2014-2580 being exploited?
There is no known exploitation of CVE-2014-2580 in the wild and no public exploit code.
Other vulnerabilities in Xen Xen
Sources
Also known as DEBIAN-CVE-2014-2580, GHSA-w8xc-4fv7-23hg, UBUNTU-CVE-2014-2580.