On Di, 2015-09-01 at 11:28 +0300, Sebastian Dröge wrote: > On Di, 2015-09-01 at 10:25 +0200, Vincent Lefevre wrote: > > On 2015-09-01 11:07:28 +0300, Sebastian Dröge wrote: > > > The gcc 5 transition might've broken something related to > > > iceweasel, > > > which is written in C++ and depends a lot on C++ libraries. Which > > > > > > then > > > might result in the invalid memory accesses mentioned above. > > > > > > But GStreamer and dependencies in use here are plain C, so are > > > unaffected by that transition. Same for GTK. > > > > No, GStreamer is linked against libpcre: > > GLib is linked against pcre, yes. But nothing there is actually using > it, and even if it was you would see something blowing up with regex > handling instead :) > > > > I think there are problems somewhere in iceweasel in the way it > > > is > > > using GTK, which is independent of the gcc 5 transition. And > > > which > > > might or might not be the reason for the crash. > > > > I would tend to say that the effects of these GTK problems are only > > local. If they yield more global memory corruption due to specific > > remote contents (e.g. a video), then this is an important security > > issue. > > Who knows? It's poking at memory that was freed already and things > like that, which could cause random crashes at a later time.
The crash is most likely this bug here: https://bugzilla.gnome.org/show_bug.cgi?id=748571 That would also explain why it doesn't crash with 1.5.90.
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