From the horse's mouth: [spec] Unprivileged user namespace restrictions via AppArmor in Ubuntu 23.10 - https://discourse.ubuntu.com/t/spec-unprivileged-user-na

From the horse's mouth: [spec] Unprivileged user namespace restrictions via AppArmor in Ubuntu 23.10 - https://discourse.ubuntu.com/t/spec-unprivileged-user-namespace-restrictions-via-apparmor-in-ubuntu-23-10/37626 https://discourse.ubuntu.com/t/spec-unprivileged-user-namesp... Restricted unprivileged user namespaces are coming to Ubuntu 23.10 - https://ubuntu.com/blog/ubuntu-23-10-restricted-unprivileged-user-namespaces https://ubuntu.com/blog/ubuntu-23-10-restricted-unprivileged...