OSV-2026-1035 Heap-buffer-overflow in Assimp::D3MF::D3MFExporter::writeFaces

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=531123003 Crash type: Heap-buffer-overflow READ 4 Crash state: Assimp::D3MF::D3MFExporter::writeFaces Assimp::D3MF::D3MFExporter::writeMesh Assimp::D3MF::D3MFExporter::writeObjects...