CVE-2014-8171 Denial of service in n/a
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.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2014-8171, GHSA-fj89-88c3-v65v.