CVE-2013-0311 Privilege escalation in n/a
Guest OS users can escalate privileges to host OS level via improper handling of cross-region descriptors in the vhost driver.
- 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-2013-0311?
CVE-2013-0311 is a medium-severity vulnerability in Linux kernel, published on 22 Feb 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The translate_desc function in drivers/vhost/vhost.c in the Linux kernel before 3.7 does not properly handle cross-region descriptors, which allows guest OS users to obtain host OS privileges by leveraging KVM guest OS privileges.
Which versions are affected by CVE-2013-0311?
It affects 2 products.
Products include Linux kernel, Redhat Enterprise Linux.
How do I fix CVE-2013-0311?
Upgrade to a fixed version.
Is CVE-2013-0311 being exploited?
There is no known exploitation of CVE-2013-0311 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2013-0311, GHSA-783c-mvqh-hj8j.