CVE-2019-16884: runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a malicious Docker image can mount over a /proc directory.
![[bug history graph]](https://qa.debian.org/data/bts/graphs/g/golang-github-opencontainers-selinux.png){kind=link}