jail and uname
patfbsd at davenulle.org
Sat Jul 3 07:13:37 UTC 2010
Le Sat, 03 Jul 2010 14:13:13 +0800,
Aiza <aiza21 at comclark.com> a écrit :
> From the console of a jail I issue uname –r and get 8.0-RELEASE-p3,
> which is the release level of the host. I know the jail is running a
> pristine minimum install of 8.0-RELEASE.
> I would think issuing uname from within a jail environment should
> respond with the info of the jail environment.
Uname uses some sysctl to retrieve OS information, so they are stored
in the kernel.
For example :
> Is this not a security violation?
No I don't think.
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