CVE-2013-4592 Denial of service in n/a
Local users with device access can cause a denial of service via memory consumption in the Linux kernel KVM module.
- 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-2013-4592?
CVE-2013-4592 is a medium-severity denial of service vulnerability in Linux kernel, published on 19 Nov 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory leak in the __kvm_set_memory_region function in virt/kvm/kvm_main.c in the Linux kernel before 3.9 allows local users to cause a denial of service (memory consumption) by leveraging certain device access to trigger movement of memory slots.
Weakness: CWE-399
Which versions are affected by CVE-2013-4592?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2013-4592?
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-2013-4592 being exploited?
There is no known exploitation of CVE-2013-4592 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2013-4592, GHSA-v9q2-89fg-9h45.