CVE-2014-0077 Memory corruption in n/a

Medium 5.5 Published Updated

Guest OS users can cause host denial of service or gain privileges via crafted packets when mergeable buffers are disabled.

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-2014-0077?

CVE-2014-0077 is a medium-severity memory corruption vulnerability in Linux kernel, published on 14 Apr 2014. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

drivers/vhost/net.c in the Linux kernel before 3.13.10, when mergeable buffers are disabled, does not properly validate packet lengths, which allows guest OS users to cause a denial of service (memory corruption and host OS crash) or possibly gain privileges on the host OS via crafted packets, related to the handle_rx and get_rx_bufs functions.

Weakness: CWE-787

Which versions are affected by CVE-2014-0077?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2014-0077?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2014-0077 being exploited?

There is no known exploitation of CVE-2014-0077 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-0077, GHSA-r4f5-rm36-v672, UBUNTU-CVE-2014-0077.

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