DistroWatch.com: RancherOS
https://distrowatch.com/rancheros30.12.2019 · RancherOS is a tiny Linux distribution that runs the entire operating system as Docker containers. This includes system services, such as udev and rsyslog. RancherOS includes only the bare minimum amount of software needed to run Docker. This keeps the binary download of RancherOS very small. Everything else can be pulled in dynamically through ...
Rancher Docs: Overview of RancherOS
https://rancher.com/docs/os/v1.x/enOverview of RancherOS. RancherOS 1.x is currently in a maintain-only-as-essential mode. It is no longer being actively maintained at a code level other than addressing critical or security fixes. For more information about the support status of RancherOS, see this page. RancherOS is the smallest, easiest way to run Docker in production.
Releases · rancher/os · GitHub
github.com › rancher › osMar 19, 2015 · Release v1.5.8 Versions. Docker docker-19.03.15 by default; Major Security Fixes since v1.5.7. CVE-2021-21285 Prevent an invalid image from crashing docker daemon; CVE-2021-21284 Lock down file permissions to prevent remapped root from accessing docker state