cxlzff

stack-buffer-overflow exists in the function copy_bytes in decode_r2007.c

2

### system info Ubuntu x86_64, clang 6.0, dwg2dxf([0.12.4.4608](https://github.com/LibreDWG/libredwg/releases/tag/0.12.4.4608)) ### Command line ./programs/dwg2dxf -b -m @@ -o /dev/null ### AddressSanitizer output ==9543==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7fffffffc8f0 at pc 0x0000007257bb bp...