Re: [RFC][PATCH] Add LSM sysctl hook to 2.5.59

From: Russell Coker (russellat_private)
Date: Sun Jan 19 2003 - 16:39:39 PST

  • Next message: Christoph Hellwig: "Re: [RFC][PATCH] Add LSM sysctl hook to 2.5.59"

    On Mon, 20 Jan 2003 01:08, Christoph Hellwig wrote:
    > On Fri, Jan 17, 2003 at 04:54:37PM -0500, Stephen D. Smalley wrote:
    > > This patch adds a LSM sysctl hook for controlling access to
    > > sysctl variables to 2.5.59, split out from the lsm-2.5 BitKeeper tree.
    > > SELinux uses this hook to control such accesses in accordance with the
    > > security policy configuration.
    > I'm not very happy with this hook.  This means every single security
    > module needs a list of all sensitive sysctl variables, i.e. we duplicate
    > information in (possible a large number of) different places.
    > What's the reason you can't just live with DAC for sysctls?
    What exactly do you mean by "live with DAC" in this context?  If you mean 
    "allow UID==0 processes to do whatever they like" then it's not going to work 
    for any sort of chroot setup.
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