This advisory has been withdrawn because it is a duplicate of GHSA-j9pp-7wfg-q7fj. This link is maintained to preserve external references.
Original Description
A vulnerability has been found in Open Babel up to 3.1.1. The affected element is the function ChemKinFormat::ReadReactionQualifierLines of the file /src/formats/chemkinformat.cpp. The manipulation leads to null pointer dereference. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used.