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Re: [MiNT] Re: fatal error handling

Jo Even Skarstein wrote:
> On Sun, 13 Dec 1998, Petr Stehlik wrote:
> > FN>The GEMDOS filesystem doesn't have bugs?
> >
> > It does. Some versions of GEMDOS (e.g. in TOS 4.0x) do have _very_
> > serious bugs that can damage whole partition (by overwritting
> > bootsector, FATs and root directory). This happens when a partition is
> > nearly filled (I read an article about this on NeST).
> This is a bug in certain versions of AHDI, and not GEMDOS itself. What
> happens is (IIRC) that a partition can "overflow", and corrupt the
> start of the following partition.

Well, the bug is in both. (1) GEMDOS attempts to write over the end
of a partition (this is certainly a bug!!!), and (2) AHDI allows it
to do so (I would call this an insecure implementation).

Regards, jr