Re: core dump odities

H. Peter Anvin (hpa@transmeta.com)
1 Oct 1997 20:28:48 GMT

Followup to: <19971001125617.45712@atrey.karlin.mff.cuni.cz>
By author: Pavel Machek <pavel@atrey.karlin.mff.cuni.cz>
In newsgroup: linux.dev.kernel
>
> I _think_ that if I'm suser(), than current->dumpable should not be
> reset. After all, that program now lost all it privilegs and there are
> probably other ways how to read its address space - so there may be
> nothing important in there.
>

Actually, the rule is that if the dumpable flag is clear, only root
may read that process' address space though any means -- /proc,
ptrace() etc. Any violation of that is a bug.

-hpa

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