Re: F24 GStreamer zero day

2016-12-01 Thread Ahmad Samir
On 30 November 2016 at 23:19, Ahmad Samir wrote: > On 29 November 2016 at 16:24, Richard W.M. Jones wrote: >> On Wed, Nov 23, 2016 at 09:39:03AM +0100, Florian Weimer wrote: >>> On 11/23/2016 02:15 AM, Sérgio Basto wrote: >>> >On Ter, 2016-11-22 at 18:57 -0600, Michael Catanzaro wrote: >>> >>Hi,

Re: F24 GStreamer zero day

2016-11-30 Thread Ahmad Samir
On 29 November 2016 at 16:24, Richard W.M. Jones wrote: > On Wed, Nov 23, 2016 at 09:39:03AM +0100, Florian Weimer wrote: >> On 11/23/2016 02:15 AM, Sérgio Basto wrote: >> >On Ter, 2016-11-22 at 18:57 -0600, Michael Catanzaro wrote: >> >>Hi, >> >> >> >>Is anybody working on fixing [1]? >> >> >> >>

Re: F24 GStreamer zero day

2016-11-29 Thread Stephen John Smoogen
On 29 November 2016 at 13:26, Michael Catanzaro wrote: > On Wed, 2016-11-23 at 01:15 +, Sérgio Basto wrote: >> for gstreamer >> https://bugzilla.redhat.com/show_bug.cgi?id=1395128 >> https://bugzilla.redhat.com/show_bug.cgi?id=1395768 >> https://bugzilla.redhat.com/show_bug.cgi?id=1397064 >> >

Re: F24 GStreamer zero day

2016-11-29 Thread Michael Catanzaro
On Wed, 2016-11-23 at 01:15 +, Sérgio Basto wrote: > for gstreamer  > https://bugzilla.redhat.com/show_bug.cgi?id=1395128 > https://bugzilla.redhat.com/show_bug.cgi?id=1395768 > https://bugzilla.redhat.com/show_bug.cgi?id=1397064 > > for gstreamer1  > https://bugzilla.redhat.com/show_bug.cgi?i

Re: F24 GStreamer zero day

2016-11-29 Thread Sérgio Basto
On Ter, 2016-11-29 at 14:24 +, Richard W.M. Jones wrote: > On Wed, Nov 23, 2016 at 09:39:03AM +0100, Florian Weimer wrote: > > > > On 11/23/2016 02:15 AM, Sérgio Basto wrote: > > > > > > On Ter, 2016-11-22 at 18:57 -0600, Michael Catanzaro wrote: > > > > > > > > Hi, > > > > > > > > Is anybo

Re: F24 GStreamer zero day

2016-11-29 Thread Richard W.M. Jones
On Wed, Nov 23, 2016 at 09:39:03AM +0100, Florian Weimer wrote: > On 11/23/2016 02:15 AM, Sérgio Basto wrote: > >On Ter, 2016-11-22 at 18:57 -0600, Michael Catanzaro wrote: > >>Hi, > >> > >>Is anybody working on fixing [1]? > >> > >>The exploit is a little impractical in that it only works if you h

Re: F24 GStreamer zero day

2016-11-25 Thread Michael Catanzaro
On Fri, 2016-11-25 at 01:46 +0100, Lars Seipel wrote: > What does that mean, exactly? Does it pass the downloaded file to > xdg-open or equivalent? "or equivalent" -- it uses Gio and not xdg-open > Just because you clicked on a link on some > website, no matter the file type and association invo

Re: F24 GStreamer zero day

2016-11-25 Thread Carlos Garnacho
> On Thu, Nov 24, 2016 at 11:02:19AM -, Carlos Garnacho wrote: > > It doesn't seem to be -- I see Screen Lock, Location Services, Usage & > History, Purge Trash, and Problem Reporting. I have to to install > tracker-preferences to get a GUI for these settings, as far as I can > see. Oh, I sai

Re: F24 GStreamer zero day

2016-11-24 Thread Kevin Kofler
Michael Stahl wrote: > looks like both core Gnome apps and Qt5/KDE have apparently managed to > grow dependencies on the toxic codecs. The thing is, they both need only one or two of the offending codecs (not necessarily the same ones). In the Plasma case, the dependency is kwin → qt5-qtmultimed

Re: F24 GStreamer zero day

2016-11-24 Thread Kevin Kofler
Florian Weimer wrote: > What about the larger picture? Can tracker be made optional again for > the GNOME desktop? Tracker is just a red herring. GStreamer flaws can be exploited directly in any browser that actually uses GStreamer, e.g., all the WebKit (WebKitGtk, QtWebKit, but not Blink/Chrom

Re: F24 GStreamer zero day

2016-11-24 Thread Lars Seipel
On Thu, Nov 24, 2016 at 09:03:24AM -0600, Michael Catanzaro wrote: > On Thu, 2016-11-24 at 10:02 +, Carlos Garnacho wrote: > > Tracker-extract is not as exposed as Firefox, because the file needs > > being in the local filesystem for starters. The web world is well > > known for figuratively th

Re: F24 GStreamer zero day

2016-11-24 Thread Matthew Miller
On Thu, Nov 24, 2016 at 07:05:38PM +0100, Mathieu Bridon wrote: > > > XDG folders recursively, $HOME non-recursively. This is all > > > configurable in the privacy pane in the control-center fwiw. > > It doesn't seem to be -- I see Screen Lock, Location Services, Usage > > & History, Purge Trash, a

Re: F24 GStreamer zero day

2016-11-24 Thread Mathieu Bridon
On Thu, 2016-11-24 at 12:09 -0500, Matthew Miller wrote: > On Thu, Nov 24, 2016 at 11:02:19AM -, Carlos Garnacho wrote: > > > Question which directories does tracker actually scan / monitor > > > by default ? > >  > > XDG folders recursively, $HOME non-recursively. This is all > > configurable

Re: F24 GStreamer zero day

2016-11-24 Thread Matthew Miller
On Thu, Nov 24, 2016 at 11:02:19AM -, Carlos Garnacho wrote: > > Question which directories does tracker actually scan / monitor by > > default ? > XDG folders recursively, $HOME non-recursively. This is all > configurable in the privacy pane in the control-center fwiw. It doesn't seem to be -

Re: F24 GStreamer zero day

2016-11-24 Thread Bastien Nocera
- Original Message - > On 23 November 2016 at 14:03, Chris Murphy wrote: > > On Wed, Nov 23, 2016 at 10:36 AM, Adam Williamson > > wrote: > >> On Wed, 2016-11-23 at 10:33 -0800, Andrew Lutomirski wrote: > >>> On Nov 23, 2016 10:12 AM, "Michael Catanzaro" > >>> wrote: > >>> > > >>> > On

Re: F24 GStreamer zero day

2016-11-24 Thread Andrew Lutomirski
On Nov 24, 2016 2:03 AM, "Carlos Garnacho" wrote: > > Hi, > > > On Wed, Nov 23, 2016 at 5:03 PM, Carlos Garnacho > > > I'm objecting to whatever piece of software opens thoroughly untrusted > > files out of ~/Downloads and parses them. If that's not "Tracker", > > then I apologize. > > > > > > F

Re: F24 GStreamer zero day

2016-11-24 Thread Michael Catanzaro
On Thu, 2016-11-24 at 10:02 +, Carlos Garnacho wrote: > Tracker-extract is not as exposed as Firefox, because the file needs > being in the local filesystem for starters. The web world is well > known for figuratively throwing 3rd party media content to your face, > even in otherwise trusted we

Re: F24 GStreamer zero day

2016-11-24 Thread Florian Weimer
On 11/24/2016 11:27 AM, Carlos Garnacho wrote: On 11/23/2016 10:15 PM, carlosg(a)gnome.org wrote: What about the impact on kernel caches? The additional activity will evict things which would otherwise be used by foreground processes. Tracker processes call sched_setscheduler/ioprio/nice to

Re: F24 GStreamer zero day

2016-11-24 Thread Carlos Garnacho
Hi, > Hi, > > On 23-11-16 22:15, carlosg(a)gnome.org wrote: > > The problem we've at the moment is basically that we perform > pretty poorly on resource constrained devices, part of that > is a shitload of running services (on a 512MB device I need > to disable gdm and use startx because running

Re: F24 GStreamer zero day

2016-11-24 Thread Carlos Garnacho
> On 11/23/2016 10:15 PM, carlosg(a)gnome.org wrote: > > > What about the impact on kernel caches? The additional activity will > evict things which would otherwise be used by foreground processes. Tracker processes call sched_setscheduler/ioprio/nice to lower their priorities to a minimum, t

Re: F24 GStreamer zero day

2016-11-24 Thread Carlos Garnacho
Hi, > On Wed, Nov 23, 2016 at 5:03 PM, Carlos Garnacho wrote: > > I'm objecting to whatever piece of software opens thoroughly untrusted > files out of ~/Downloads and parses them. If that's not "Tracker", > then I apologize. > > > Firefox is a big piece of code that loads untrusted stuff. I

Re: F24 GStreamer zero day

2016-11-24 Thread Hans de Goede
Hi, On 23-11-16 22:15, carl...@gnome.org wrote: Hi Hans, (Talking with my Tracker maintainer hat) Hi, On 23-11-16 15:36, Michael Catanzaro wrote: I don't think that is entirely true. I've recently been trying to get gnome3 to run on under-powered machines like cheap ARM tablets, and I can d

Re: F24 GStreamer zero day

2016-11-24 Thread Florian Weimer
On 11/23/2016 10:15 PM, carl...@gnome.org wrote: But memory, I beg to differ :). Running on massif a from-scratch indexing of this laptop's homedir, tracker-store peaks at 16MB and runs under half of that for 67/69 snapshots. tracker-miner-fs peaks at 13MB and sits on half of that afterwards.

Re: F24 GStreamer zero day

2016-11-23 Thread Andrew Lutomirski
On Wed, Nov 23, 2016 at 5:03 PM, Carlos Garnacho wrote: > There is nothing specific in Tracker *design* about opening files, at all. > Tracker is a semantic database with a focus on local access/content, period. > Your gripe happens to be against a certain implementation of these "miners" > pop

Re: F24 GStreamer zero day

2016-11-23 Thread Carlos Garnacho
> On Nov 23, 2016 2:21 PM, wrote: > the > tracker-extract may > be expected to open() potentially untrusted files, > tracker-miner-fs merely opens private tracker files, and all basic > filesystem data extraction is performed through the > opendir/stat/inotify_add_watch syscalls, what is exactly i

Re: F24 GStreamer zero day

2016-11-23 Thread Andrew Lutomirski
On Wed, Nov 23, 2016 at 2:58 PM, Andrew Lutomirski wrote: > >> >> > >> > I would go even farther and argue that Fedora should not, by default, >> > ever >> > enable a miner that isn't running in *strict* seccomp mode. If that >> > means >> > that cat pictures aren't identified as such, so be it.

Re: F24 GStreamer zero day

2016-11-23 Thread Andrew Lutomirski
On Nov 23, 2016 2:21 PM, wrote: > > Hi, > > > On Nov 23, 2016 8:11 AM, "Stephen John Smoogen" > wrote: > > > > Can we leave tracker enabled but disable literally every miner? AFAIK the > > That is literally, overreacting. Of all tracker processes, only tracker-extract may be expected to open() p

Re: F24 GStreamer zero day

2016-11-23 Thread Carlos Garnacho
Hi, > > This seems like it would be a fantastic use of the infrastructure behind > xdg-app. Fwiw, better flatpak integration was already on the top of the goal list for Tracker. Ideally ready for 1.12 if time allows. Cheers, Carlos ___ devel mailing

Re: F24 GStreamer zero day

2016-11-23 Thread carlosg
Hi, > On Nov 23, 2016 8:11 AM, "Stephen John Smoogen" wrote: > > Can we leave tracker enabled but disable literally every miner? AFAIK the That is literally, overreacting. Of all tracker processes, only tracker-extract may be expected to open() potentially untrusted files, tracker-miner-fs me

Re: F24 GStreamer zero day

2016-11-23 Thread carlosg
Hi Hans, (Talking with my Tracker maintainer hat) > Hi, > > On 23-11-16 15:36, Michael Catanzaro wrote: > > I don't think that is entirely true. I've recently been trying > to get gnome3 to run on under-powered machines like cheap ARM > tablets, and I can do "dnf remove tracker" more or less ju

Re: F24 GStreamer zero day

2016-11-23 Thread Stephen John Smoogen
On 23 November 2016 at 14:03, Chris Murphy wrote: > On Wed, Nov 23, 2016 at 10:36 AM, Adam Williamson > wrote: >> On Wed, 2016-11-23 at 10:33 -0800, Andrew Lutomirski wrote: >>> On Nov 23, 2016 10:12 AM, "Michael Catanzaro" wrote: >>> > >>> > On Wed, 2016-11-23 at 16:36 +0100, Hans de Goede wrot

Re: F24 GStreamer zero day

2016-11-23 Thread Chris Murphy
On Wed, Nov 23, 2016 at 10:36 AM, Adam Williamson wrote: > On Wed, 2016-11-23 at 10:33 -0800, Andrew Lutomirski wrote: >> On Nov 23, 2016 10:12 AM, "Michael Catanzaro" wrote: >> > >> > On Wed, 2016-11-23 at 16:36 +0100, Hans de Goede wrote: >> > > I don't think that is entirely true. I've recentl

Re: F24 GStreamer zero day

2016-11-23 Thread Adam Williamson
On Wed, 2016-11-23 at 10:33 -0800, Andrew Lutomirski wrote: > On Nov 23, 2016 10:12 AM, "Michael Catanzaro" wrote: > > > > On Wed, 2016-11-23 at 16:36 +0100, Hans de Goede wrote: > > > I don't think that is entirely true. I've recently been trying > > > to get gnome3 to run on under-powered machi

Re: F24 GStreamer zero day

2016-11-23 Thread Andrew Lutomirski
On Nov 23, 2016 10:12 AM, "Michael Catanzaro" wrote: > > On Wed, 2016-11-23 at 16:36 +0100, Hans de Goede wrote: > > I don't think that is entirely true. I've recently been trying > > to get gnome3 to run on under-powered machines like cheap ARM > > tablets, and I can do "dnf remove tracker" more

Re: F24 GStreamer zero day

2016-11-23 Thread Michael Catanzaro
On Wed, 2016-11-23 at 16:36 +0100, Hans de Goede wrote: > I don't think that is entirely true. I've recently been trying > to get gnome3 to run on under-powered machines like cheap ARM > tablets, and I can do "dnf remove tracker" more or less just > fine, I loose totem due to some weird dependency

Re: F24 GStreamer zero day

2016-11-23 Thread Andrew Lutomirski
On Nov 23, 2016 8:11 AM, "Stephen John Smoogen" wrote: > > On 23 November 2016 at 09:36, Michael Catanzaro wrote: > > On Wed, 2016-11-23 at 09:39 +0100, Florian Weimer wrote: > >> > >> What about the larger picture? Can tracker be made optional again > >> for > >> the GNOME desktop? > >> > >> Th

Re: F24 GStreamer zero day

2016-11-23 Thread Stephen John Smoogen
On 23 November 2016 at 09:36, Michael Catanzaro wrote: > On Wed, 2016-11-23 at 09:39 +0100, Florian Weimer wrote: >> >> What about the larger picture? Can tracker be made optional again >> for >> the GNOME desktop? >> >> Thanks, >> Florian > > No, many of our core applications depend on tracker t

Re: F24 GStreamer zero day

2016-11-23 Thread Andrew Lutomirski
On Nov 23, 2016 6:37 AM, "Michael Catanzaro" wrote: > > or sandboxing tracker miners (e.g. maybe with > SELinux?) that would be a more practical way forward. This seems like it would be a fantastic use of the infrastructure behind xdg-app. ___ devel mai

Re: F24 GStreamer zero day

2016-11-23 Thread Hans de Goede
Hi, On 23-11-16 15:36, Michael Catanzaro wrote: On Wed, 2016-11-23 at 09:39 +0100, Florian Weimer wrote: What about the larger picture? Can tracker be made optional again for the GNOME desktop? Thanks, Florian No, many of our core applications depend on tracker to be able to see files, and

Re: F24 GStreamer zero day

2016-11-23 Thread Michael Catanzaro
On Wed, 2016-11-23 at 09:39 +0100, Florian Weimer wrote: > > What about the larger picture?  Can tracker be made optional again > for  > the GNOME desktop? > > Thanks, > Florian No, many of our core applications depend on tracker to be able to see files, and others (e.g. nautilus) use tracker to

Re: F24 GStreamer zero day

2016-11-23 Thread Matthew Miller
On Tue, Nov 22, 2016 at 06:57:45PM -0600, Michael Catanzaro wrote: > Is anybody working on fixing [1]? > The exploit is a little impractical in that it only works if you have > not updated any F24 base packages except GStreamer, but we should still > fix it. I don't see any GStreamer updates in bod

Re: F24 GStreamer zero day

2016-11-23 Thread Michael Stahl
On 23.11.2016 01:57, Michael Catanzaro wrote: > Hi, > > Is anybody working on fixing [1]? > > The exploit is a little impractical in that it only works if you have > not updated any F24 base packages except GStreamer, but we should still > fix it. I don't see any GStreamer updates in bodhi yet.

Re: F24 GStreamer zero day

2016-11-23 Thread Peter Robinson
>>> Hi, >>> >>> Is anybody working on fixing [1]? >>> >>> The exploit is a little impractical in that it only works if you have >>> not updated any F24 base packages except GStreamer, but we should >>> still >>> fix it. I don't see any GStreamer updates in bodhi yet. >> >> >> for gstreamer >> https

Re: F24 GStreamer zero day

2016-11-23 Thread Florian Weimer
On 11/23/2016 02:15 AM, Sérgio Basto wrote: On Ter, 2016-11-22 at 18:57 -0600, Michael Catanzaro wrote: Hi, Is anybody working on fixing [1]? The exploit is a little impractical in that it only works if you have not updated any F24 base packages except GStreamer, but we should still fix it. I

Re: F24 GStreamer zero day

2016-11-22 Thread Sérgio Basto
On Ter, 2016-11-22 at 18:57 -0600, Michael Catanzaro wrote: > Hi, > > Is anybody working on fixing [1]? > > The exploit is a little impractical in that it only works if you have > not updated any F24 base packages except GStreamer, but we should > still > fix it. I don't see any GStreamer updates

F24 GStreamer zero day

2016-11-22 Thread Michael Catanzaro
Hi, Is anybody working on fixing [1]? The exploit is a little impractical in that it only works if you have not updated any F24 base packages except GStreamer, but we should still fix it. I don't see any GStreamer updates in bodhi yet. Michael [1] http://arstechnica.com/security/2016/11/elegan