Bugs are tracked in GStreamer Trac.
Getting started with bug tracking in Launchpad.Ubuntu also tracks bugs for packages derived from this project: gst-libav1.0 in Ubuntu, gst-plugins-bad-multiverse0.10 in Ubuntu, gst-plugins-bad0.10 in Ubuntu, gst-plugins-base0.10 in Ubuntu, gst-plugins-good0.10 in Ubuntu, gst-plugins-ugly0.10 in Ubuntu, gst-plugins-ugly1.0 in Ubuntu, gstreamer in Ubuntu, gstreamer-vaapi in Ubuntu, gstreamer0.10 in Ubuntu, gstreamer0.10-ffmpeg in Ubuntu, gstreamer0.10-rtsp in Ubuntu, gstreamer0.8 in Ubuntu, qt-gstreamer in Ubuntu.
