Re: [PATCH 2/2] sysctl: allow CLONE_NEWUSER to be disabled

From: Robert ÅwiÄcki
Date: Fri Jan 22 2016 - 17:55:22 EST


2016-01-22 23:50 GMT+01:00 Kees Cook <keescook@xxxxxxxxxxxx>:

>> Seems that Debian and some older Ubuntu versions are already using
>>
>> $ sysctl -a | grep usern
>> kernel.unprivileged_userns_clone = 0
>>
>> Shall we be consistent wit it?
>
> Oh! I didn't see that on systems I checked. On which version did you find that?

$ uname -a
Linux bc1 4.3.0-0.bpo.1-amd64 #1 SMP Debian 4.3.3-5~bpo8+1
(2016-01-07) x86_64 GNU/Linux
$ cat /etc/debian_version
8.2

IIRC some older kernels delivered with Ubuntu Precise were also using
it (but maybe I'm mistaken)

--
Robert ÅwiÄcki