PRoot — chroot, mount --bind, and binfmt_misc without privilege/setup edit / delete

"PRoot is a user-space implementation of chroot, mount --bind, and binfmt_misc." Done on top of ptrace and qemu-user, which implies that it'll have the usual limitations of those.

to chroot container emulation namespace ptrace qemu ... on 22 March 2015

Applying mount namespaces edit / delete

Various neat tricks with Linux mount namespaces, including how to emulate chroot using it (which you can now do as a regular user, thanks to CLONE_NEWUSER).

to chroot linux mount namespace programming ... on 02 July 2014

linux-user-chroot - setuid helper for making bind mounts and chrooting edit / delete

Not a million miles from one of the sandboxing ideas I wanted to play with -- although this comes with some significant security caveats.

to build-systems chroot linux sandbox security ... on 24 October 2013

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