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SubjectRe: Filesystem Capabilities in 2.6?
Date
In article <Pine.GSO.4.21.0211022114280.25010-100000@steklov.math.psu.edu> you wrote:
> <shrug> that can be done without doing anything to filesystem.
> Namely, turn current "nosuid" of vfsmount into a mask of capabilities.
> Then use bindings instead of links. *Note* - binary _is_ marked suid,
> mask tells which capabilities _not_ to gain.

the suid bit is important, I agree. this will make most security checks not
fail. Problem: runtime checks depend on euid. PErhaps we should even return
a different effective uid (or 0?) if a program is runnign with increased
capabilities?

Greetings
Bernd
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