tonydav41/cntk-onnx-double-raw-overread-2026-05-13

CNTK ONNX DOUBLE raw_data Over-Read PoC Target: CNTK v2 / microsoft/CNTK Bug: CNTK's ONNX importer decodes TensorProto.DOUBLE raw_data with a 4-byte stride while copying 8 bytes per decoded element. A malformed ONNX model loaded through cntk.load_model(path, format=C.ModelFormat.ONNX) corrupts decoded constants and Valgrind reports an invalid native read during public API import. Main PoC initializer_raw48.onnx SHA-256:… See the full description on the dataset page: https://huggingface.co/datasets/tonydav41/cntk-onnx-double-raw-overread-2026-05-13.