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Groups > linux.debian.security > #4830

Re: Which Debian packages leak information to the network?

From donoban <donoban@riseup.net>
Newsgroups linux.debian.security
Subject Re: Which Debian packages leak information to the network?
Date 2016-05-20 12:00 +0200
Message-ID <rAPnQ-3SW-23@gated-at.bofh.it> (permalink)
References (1 earlier) <rAcFP-4xl-1@gated-at.bofh.it> <rAcZc-4DW-15@gated-at.bofh.it> <rAO8r-3ca-41@gated-at.bofh.it> <rAOrL-3iw-11@gated-at.bofh.it> <rAOUN-3HG-3@gated-at.bofh.it>
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>> On 20/05/16 09:55, Elmar Stellnberger wrote: Well, in order to
>> block network access for individual apps you would need something
>> like SELinux. However I do not know abouot the availability of
>> security profiles for all such apps, neither do I know about a
>> convenient tool to browse such profiles f.i. in order to see 
>> whehther a given app is allowed to access the network.
>> 
On 20/05/16 11:26, ale wrote:
> I think you could also use AppArmor profiles to filter network
> access per application in the way you describe.
> 

The problem with AppArmor (I am not sure with SeLinux) is that all the
information about what packages/programs are allowed to use Internet
will be distributed on different AppArmor profiles which are pretty
difficult to maintain and manage.

The ideal scenario should be some file on /etc/ with a list of all
packages with access granted, so an user could easily add or remove
permissions.

A package which network access by default will be added automatically
on install. Some packages could be optional (like gnome-calculator),
on install (or on first run) the user will be asked if they want to
grant access to it.

I do not know any distribution doing something like this, so probably
it has some problems or backwards.
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Thread

Which Debian packages leak information to the network? Patrick Schleizer <adrelanos@riseup.net> - 2016-05-18 18:00 +0200
  Re: Which Debian packages leak information to the network? Jakub Wilk <jwilk@debian.org> - 2016-05-18 18:40 +0200
    Re: Which Debian packages leak information to the network? Holger Levsen <holger@layer-acht.org> - 2016-05-18 19:00 +0200
      Re: Which Debian packages leak information to the network? "georg@riseup.net" <georg@riseup.net> - 2016-05-19 02:00 +0200
        Re: Which Debian packages leak information to the network? Paul Wise <pabs@debian.org> - 2016-05-19 06:00 +0200
      Re: Which Debian packages leak information to the network? Cindy-Sue Causey <butterflybytes@gmail.com> - 2016-05-19 17:50 +0200
      Re: Which Debian packages leak information to the network? Patrick Schleizer <adrelanos@riseup.net> - 2016-05-19 18:10 +0200
        Re: Which Debian packages leak information to the network? "Adam D. Barratt" <adam@adam-barratt.org.uk> - 2016-05-19 18:30 +0200
      Re: Which Debian packages leak information to the network? donoban <donoban@riseup.net> - 2016-05-20 10:40 +0200
        Re: Which Debian packages leak information to the network? Elmar Stellnberger <estellnb@gmail.com> - 2016-05-20 11:00 +0200
          Re: Which Debian packages leak information to the network? ale <ale@wwb.cc> - 2016-05-20 11:30 +0200
            Re: Which Debian packages leak information to the network? donoban <donoban@riseup.net> - 2016-05-20 12:00 +0200
            Re: Which Debian packages leak information to the network? Jakub Wilk <jwilk@debian.org> - 2016-05-20 18:20 +0200
  Re: Which Debian packages leak information to the network? Paul Wise <pabs@debian.org> - 2016-05-19 18:50 +0200
    Re: Which Debian packages leak information to the network? Weber <kweber33@gmx.de> - 2016-05-20 03:50 +0200
      Re: Which Debian packages leak information to the network? Geert Stappers <stappers@stappers.nl> - 2016-05-20 08:30 +0200
    Re: Which Debian packages leak information to the network? Paul Wise <pabs@debian.org> - 2016-05-20 04:50 +0200

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