CVE-2014-8171 Denial of service in n/a

Medium 5.5 Published Updated

Local users can cause a kernel deadlock by spawning processes in memory-constrained cgroups, requiring patched kernels.

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-2014-8171?

CVE-2014-8171 is a medium-severity denial of service vulnerability in Linux kernel, published on 9 Feb 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The memory resource controller (aka memcg) in the Linux kernel allows local users to cause a denial of service (deadlock) by spawning new processes within a memory-constrained cgroup.

Weakness: CWE-399

Which versions are affected by CVE-2014-8171?

It affects 3 products.

Products include Linux kernel, Redhat Enterprise Linux, Redhat Enterprise Mrg.

How do I fix CVE-2014-8171?

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-2014-8171 being exploited?

There is no known exploitation of CVE-2014-8171 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-8171, GHSA-fj89-88c3-v65v.

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