CVE-2022-40737: Out-of-bounds Read

An issue was discovered in Bento4 through 1.6.0-639. A buffer over-read exists in the function AP4StdcFileByteStream::WritePartial located in System/StdC/Ap4StdCFileByteStream.cpp, called from AP4ByteStream::Write and AP4HdlrAtom::WriteFields...