CVE-2016-7093 Privilege escalation in n/a
Local HVM guest administrators can overwrite hypervisor memory to gain host OS privileges due to instruction pointer truncation mishandling.
- 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-2016-7093?
CVE-2016-7093 is a high-severity vulnerability in Xen Xen, published on 21 Sep 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.
Weakness: CWE-264
Which versions are affected by CVE-2016-7093?
It affects 1 product.
Products include Xen Xen.
How do I fix CVE-2016-7093?
Apply the vendor's patch.
Is CVE-2016-7093 being exploited?
There is no known exploitation of CVE-2016-7093 in the wild and no public exploit code.
Other vulnerabilities in Xen Xen
Sources
Also known as ALPINE-CVE-2016-7093, GHSA-f8fq-24rx-53q7.