CVE-2013-4553 Race condition in n/a
Local guest administrators can cause a host deadlock via a race condition in the XEN_DOMCTL_getmemlist hypercall, leading to 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-2013-4553?
CVE-2013-4553 is a medium-severity vulnerability in Xen Xen, published on 24 Dec 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The XEN_DOMCTL_getmemlist hypercall in Xen 3.4.x through 4.3.x (possibly 4.3.1) does not always obtain the page_alloc_lock and mm_rwlock in the same order, which allows local guest administrators to cause a denial of service (host deadlock).
Weakness: CWE-119
Which versions are affected by CVE-2013-4553?
It affects 1 product.
Products include Xen Xen.
How do I fix CVE-2013-4553?
Apply the vendor's patch.
Is CVE-2013-4553 being exploited?
There is no known exploitation of CVE-2013-4553 in the wild and no public exploit code.
Other vulnerabilities in Xen Xen
Sources
Also known as DEBIAN-CVE-2013-4553, GHSA-gp79-c384-6cqv.