CVE-2013-0311 Privilege escalation in n/a

Medium 6.5 Published Updated

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.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-0311, GHSA-783c-mvqh-hj8j.

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