Cleanup apport_abrt_chroot_priv_esc #11761
Also fixes a few issues when using the module on Meterpreter sessions:
Note, it should work on Ubuntu 14.04.1 out of the box; but if you're testing on Fedora 19/20/21, you'll likely need to reintroduce the vulnerability as per #9399 (comment) #9399 (comment) (although disabling SELinux should not be necessary) - unless you feel like attempting to cherry pick the appropriate packages.
Module works for me. I'll land this in a bit: