https://github.com/gpac/gpac/blob/4a8000c4595bcff82fe54afc4f6a515c2e1322ba/src/filters/dmx_mpegps.c#L383-L387

If it is possible that `buf_len` smaller than 4 and result in a heap overflow in the `memcpy()`.
Possible heap overflow in m2psdmx_process()
This is a GitHub Issue
repo:gpac
owner:gpac
Title : Possible heap overflow in m2psdmx_process()
Issue date:

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https://github.com/gpac/gpac/blob/4a8000c4595bcff82fe54afc4f6a515c2e1322ba/src/filters/dmx_mpegps.c#L383-L387

If it is possible that `buf_len` smaller than 4 and result in a heap overflow in the `memcpy()`.
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