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Re: HFS+ specific vulnerability



On Fri, 2016-06-03 at 17:25 +1000, Brian May wrote:
> Ben Hutchings <ben@decadent.org.uk> writes:
> 
> > [ Unknown signature status ]
> > On Thu, 2016-06-02 at 17:39 +1000, Brian May wrote:
> > > Hello,
> > > 
> > > Do we care about vulerabilities that are specific to HFS+?
> > > 
> > > http://www.talosintel.com/reports/TALOS-2016-0093/
> > > CVE-2016-2334
> > 
> > If a program automatically detects file formats then every supported
> > file format is part of its attack surface.  I don't think we can rule
> > out certain formats as too obscure.  (See for example the recent
> > attacks on ImageMagick/GraphicsMagick using a format that most people
> > never heard of before.  The fix there was to disable support for that
> > format by default.)
> 
> ... except we are not talking about file formats here, but different
> file systems.
[...]

But those file systems do not have to be mounted.  P7zip appears to
handle disk images containing filesystems, just as if they are archive
formats.

Ben.

-- 
Ben Hutchings
Nothing is ever a complete failure; it can always serve as a bad
example.

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