OSV-2020-1366 Heap-use-after-free in RDKit::SubstanceGroup::addParentAtomWithBookmark

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24406 Crash type: Heap-use-after-free READ 4 Crash state: RDKit::SubstanceGroup::addParentAtomWithBookmark RDKit::SGroupParsing::ParseSGroupV2000VectorDataLine RDKit::ParseMolBlockProperties...

rdkit:mol_data_stream_to_mol_fuzzer: Heap-use-after-free in RDKit::SubstanceGroup::addParentAtomWithBookmark

Project: https://github.com/rdkit/rdkit.git Detailed Report: https://oss-fuzz.com/testcase?key=4847273910206464 Project: rdkit Fuzzing Engine: afl Fuzz Target: moldatastreamtomolfuzzer Job Type: aflasanrdkit Platform Id: linux Crash Type: Heap-use-after-free READ 4 Crash Address: 0x607000002044...