[Bug 796658] New: shmsrc: is-live=true leads to segfault during state transition

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Sun Jun 24 10:32:50 UTC 2018


https://bugzilla.gnome.org/show_bug.cgi?id=796658

            Bug ID: 796658
           Summary: shmsrc: is-live=true leads to segfault during state
                    transition
    Classification: Platform
           Product: GStreamer
           Version: unspecified
                OS: Mac OS
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gst-plugins-bad
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: alexander.duda at me.com
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

Conditions:
* property is-live=true
* pipeline goes from playing to paused

Cause:
* gst_shm_src_stop_reading deletes the underlying pipe without locking the
object
* gstshmsrc.c#L357: rv = sp_client_recv (self->pipe->pipe, &buf) access invalid
pipe

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