CVE-2015-8568 Denial of service in n/a
Local guest users can cause host memory exhaustion and denial of service by repeatedly activating the VMXNET3 device in QEMU.
- 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-2015-8568?
CVE-2015-8568 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 11 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory leak in QEMU, when built with a VMWARE VMXNET3 paravirtual NIC emulator support, allows local guest users to cause a denial of service (host memory consumption) by trying to activate the vmxnet3 device repeatedly.
Weakness: CWE-772
Which versions are affected by CVE-2015-8568?
It affects 2 products.
Products include Debian Debian Linux, Qemu Qemu.
How do I fix CVE-2015-8568?
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-2015-8568 being exploited?
There is no known exploitation of CVE-2015-8568 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2015-8568, GHSA-wp6g-r7h4-vcwr, UBUNTU-CVE-2015-8568.