The gf_isom_set_extraction_slc function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.
https://github.com/gpac/gpac/issues/1706
https://github.com/gpac/gpac/commit/ebfa346eff05049718f7b80041093b4c5581c24e