A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1346
https://lists.debian.org/debian-lts-announce/2022/06/msg00008.html