OSV-2026-803 Container-overflow in OpenBabel::MDLFormat::ReadV3000Block

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=515663946 Crash type: Container-overflow READ 1 Crash state: OpenBabel::MDLFormat::ReadV3000Block OpenBabel::MDLFormat::ReadMolecule OpenBabel::OBConversion::Read...

openbabel:fuzz_obconversion_sdf: Container-overflow in OpenBabel::MDLFormat::ReadV3000Block

Project: https://github.com/openbabel/openbabel.git Detailed Report: https://oss-fuzz.com/testcase?key=5039975661109248 Project: openbabel Fuzzing Engine: libFuzzer Fuzz Target: fuzzobconversionsdf Job Type: libfuzzerasanopenbabel Platform Id: linux Crash Type: Container-overflow READ 1 Crash...

openbabel:fuzz_obconversion_sdf: Heap-buffer-overflow in OpenBabel::MDLFormat::ReadV3000Block

Project: https://github.com/openbabel/openbabel.git Detailed Report: https://oss-fuzz.com/testcase?key=4554638784528384 Project: openbabel Fuzzing Engine: honggfuzz Fuzz Target: fuzzobconversionsdf Job Type: honggfuzzasanopenbabel Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...

openbabel:fuzz_obconversion_sdf: Heap-buffer-overflow in OpenBabel::MDLFormat::ReadV3000Block

Project: https://github.com/openbabel/openbabel.git Detailed Report: https://oss-fuzz.com/testcase?key=4898459418230784 Project: openbabel Fuzzing Engine: libFuzzer Fuzz Target: fuzzobconversionsdf Job Type: libfuzzerasanopenbabel Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...