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Date: Fri, 23 Oct 2015 09:00:29 -0400
From: Robert Watson <robertcwatson1@...il.com>
To: "oss-security@...ts.openwall.com" <oss-security@...ts.openwall.com>
Subject: Re: CVE Request: BusyBox tar directory traversal
Okay. How then does one install a tar package that put most of its files
under /usr but also needs to put files under /etc to which there are
symlinks?
On Friday, October 23, 2015, Yves-Alexis Perez <corsac@...ian.org> wrote:
> On ven., 2015-10-23 at 03:01 -0400, Robert Watson wrote:
> > Remember that tar was created primarily for software distribution
>
> Actually no, it was created to write archives to (magnetic) tapes.
>
> > and
> > compressed tar files are most often used to this day for that purpose.
> > Software distribution almost always involves writing files to many
> > different directories at all levels of the filesystem. Symlinks between
> > them are quite common as well.
>
> Sure, you just don't want them to escape from CWD. There has been example
> of
> this to bypass “safe updates” procedures for example.
>
> Regards,
> --
> Yves-Alexis
>
>
--
*Trust in truth keeps hope aliverobertcwatson1@...il.com
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