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    SubjectRe: [PATCH] Capabilities, this time in elf section

    David L. Parsley writes:

    > Well, the stickybit/immutable solution has been modified so that it can
    > be compatible with local fs tools, but is still not completely secure with
    > remote fs's. Still, nfs at least should understand the sticky bit, and if
    > you can trust the security of the sticky bit on the remote system, it _is_
    > possible to use caps with a mount option.

    Ugh. Immutable does not survive backup and restore. The sticky bit
    is not even secure on a Linux 2.2 server.

    > I hope you're both following my thread with Pavel Machek, where I have
    > shown showstopper problems with the setuid0 scheme. It just doesn't
    > implement capabilities, but rather mutates them badly in order to work
    > with the setuid0 scheme.

    Not so fast. You didn't discover any showstopper problems.

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