AP4_AtomFactory::CreateAtomFromStream in Core/Ap4AtomFactory.cpp in Bento4 version 1.5.0-617 has missing NULL checks, leading to a NULL pointer dereference, segmentation fault, and application crash in AP4_Atom::SetType in Core/Ap4Atom.h.Referenceshttps://github.com/axiomatic-systems/Bento4/commit/be7185faf7f52674028977dcf501c6039ff03aa5https://blogs.gentoo.org/ago/2017/09/14/bento4-null-pointer-dereference-in-ap4_atomsettype-ap4atom-h/https://github.com/axiomatic-systems/Bento4/issues/182
