The AV1_DuplicateConfig 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/1738
https://github.com/gpac/gpac/commit/b2eab95e07cb5819375a50358d4806a8813b6e50