Live555 through 1.08 does not handle MPEG-1 or 2 files properly. Sending two successive RTSP SETUP commands for the same track causes a Use-After-Free and daemon crash.
http://www.live555.com/liveMedia/public/changelog.txt#%5B2021.08.09%5D
http://lists.live555.com/pipermail/live-devel/2021-August/021961.html