CVE-2019-5736: Escape from Docker and Kubernetes containers to root on host

description here: https://blog.dragonsector.pl/2019/02/cve-2019-5736-escape-from-docker-and.html PoC: https://github.com/q3k/cve-2019-5736-poc Some more links: https://seclists.org/oss-sec/2019/q1/119 https://access.redhat.com/security/cve/cve-2019-5736 ## Impact It allows to escape from container to root on host when unpatched version of Docker and Kubernetes are used. This affects a pretty big part of internet, since a lot of services are using Docker and Kubernets these days. It has also serious impact on cloud services AWS https://aws.amazon.com/security/security-bulletins/AWS-2019-002/ and GCP https://cloud.google.com/kubernetes-engine/docs/security-bulletins#february-11-2019-runc https://kubernetes.io/blog/2019/02/11/runc-and-cve-2019-5736/