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Re: Cannot exec() program outside of /bin if PATH is unset

From: Eric Blake <eblake at redhat dot com>
To: cygwin at cygwin dot com
Date: Thu, 09 Oct 2014 08:25:34 -0600
Subject: Re: Cannot exec() program outside of /bin if PATH is unset
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On 10/09/2014 04:03 AM, Corinna Vinschen wrote:

> Ok.  Or... hmm.  The fact that using SetDllDirectory disallows searching
> the CWD got me thinking twice.  Security-wise it would really be the
> right thing to do.  Usually DLLs are in defined search paths:
> 
> - Application dir
> - Application defined dirs
> - System dirs
> 
> So, what scenario would actually break by removing CWD from the search
> path?  Running tests in an libtoolized project dir, perhaps?  Is that a
> valid concern or did libtool already take care of this?

Running a libtool project is probably unimpacted - libtool builds
in-tree dlls into a subdirectory, which is not usually the CWD.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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Follow-Ups:
- Re: Cannot exec() program outside of /bin if PATH is unset
  - From: Corinna Vinschen

References:
- Re: Cannot exec() program outside of /bin if PATH is unset
  - From: Corinna Vinschen
- Re: Cannot exec() program outside of /bin if PATH is unset
  - From: Christian Franke
- Re: Cannot exec() program outside of /bin if PATH is unset
  - From: Corinna Vinschen

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