CVE-2014-3645 Denial of service in n/a
Guest OS users can crash the guest system via a crafted application due to missing KVM exit handler for INVEPT instruction.
- 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-2014-3645?
CVE-2014-3645 is a low-severity denial of service vulnerability in Linux kernel, published on 10 Nov 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel before 3.12 does not have an exit handler for the INVEPT instruction, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application.
Weakness: CWE-20
Which versions are affected by CVE-2014-3645?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2014-3645?
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-2014-3645 being exploited?
There is no known exploitation of CVE-2014-3645 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2014-3645, GHSA-26g3-v5f7-pgv9.