Messages in this thread | | | Date | Mon, 11 Oct 1999 18:01:03 +0200 | From | Jamie Lokier <> | Subject | Re: Capability check on ioctl(FIBMAP) seems wrong |
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Alan Cox wrote: > > I could use a suid helper program here, however I don't see the need > > for this capability check. It does not seem to me that there is any > > valid security purpose served by not letting a user of a file determine > > the block number(s) it resides in. > > It is there because all the FIBMAP paths dont do enough sanity checking > to be safely used by anyone. The 2.2.x fix is the sledgehammer fix. Only > Lilo used FIBMAP much so nobody got hurt. > > For 2.3.x then yes removing the check and fixing it up is an option
I'd like to FIBMAP directory blocks -- is that at all plausible with 2.3.x?
-- Jamie
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