A vulnerbiility was found in Openscad, where a DXF-format drawing with particular (not necessarily malformed!) properties may cause an out-of-bounds memory access when imported using import().
https://github.com/openscad/openscad/issues/4037
https://github.com/openscad/openscad/commit/770e3234cbfe66edbc0333f796b46d36a74aa652
https://github.com/openscad/openscad/commit/00a4692989c4e2f191525f73f24ad8727bacdf41