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    SubjectRe: [patch 1/2] [RFC] Simple tamper-proof device filesystem.

    --- Valdis.Kletnieks@vt.edu wrote:

    > On Thu, 06 Dec 2007 15:29:07 GMT, Pavel Machek said:
    > >
    > > > Why not use SELinux?
    > > >
    > > > Because SELinux doesn't guarantee filename and its attribute.
    > > > The purpose of this filesystem is to ensure filename and its attribute
    > > > (e.g. /dev/null is guaranteed to be a character device file
    > > > with major=1 and minor=3).
    > >
    > > Why not improve selinux to be able to assign label of new file based
    > > on directory label and name?
    >
    > The problem isn't the label, it's the *other* attributes...
    >
    > What happens if /dev/null has the correct SELinux label, but the major/minor
    > is 1,27 rather than 1,3?

    Isn't this the kind of thing that Bastille is good for?


    Casey Schaufler
    casey@schaufler-ca.com


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