Messages in this thread |  | | | Subject | Re: caps in elf headers: use the sticky bit! | | Date | Sun, 11 Apr 1999 22:06:45 -0400 | | From | Horst von Brand <> |
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Martin Mares <mj@atrey.karlin.mff.cuni.cz> said:
[...]
> If you use the sticky bit for this purpose, a similar situation > can happen: a normal user sets the sticky bit for a file when running > an old kernel where it isn't restricted and then the file becomes > privileged after switching kernels. This can be solved by ignoring > the sticky bit on files not owned by root.
And you are back to square one: root is still very special, no SUID <whatever> binaries allowed.
This stuff _has_ to go into the filesystem, no other scheme would work. -- Horst von Brand vonbrand@sleipnir.valparaiso.cl Casilla 9G, Viña del Mar, Chile +56 32 672616
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