{"id":"OSV-2022-134","aliases":[],"status":"published","title":"Heap-use-after-free in RDKit::Chirality::cleanupStereoGroups","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44520\n\nCrash type: Heap-use-after-free READ 1\nCrash state:\nRDKit::Chirality::cleanupStereoGroups\nRDKit::MolOps::assignStereochemistry\nRDKit::SmilesToMol","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-02-10T00:00:40.784389Z","modified":"2026-10-20T17:26:36Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"rdkit","ranges":[{"type":"GIT","events":[{"introduced":"7e575db3c495d5546832be2317291861fa7b1030"},{"fixed":"7053e97a1511f3a716d4cf8320ea9ef6518dc745"},{"fixed":"20a759c8b7405359fb108130a0bb17d7e4e438d7"}]}],"versions":["Release_2022_03_1","Release_2022_03_1b1","Release_2022_03_2","Release_2022_03_3","Release_2022_03_4","Release_2022_03_5","Release_2022_09_1","Release_2022_09_1b1","Release_2022_09_2","Release_2022_09_3","Release_2022_09_4","Release_2022_09_5","Release_2023_03_1","Release_2023_03_1b1","Release_2023_03_2"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44520","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2022-134","title":"Heap-use-after-free in RDKit::Chirality::cleanupStereoGroups","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44520\n\nCrash type: Heap-use-after-free READ 1\nCrash state:\nRDKit::Chirality::cleanupStereoGroups\nRDKit::MolOps::assignStereochemistry\nRDKit::SmilesToMol\n","status":"published","published":"2022-02-10T00:00:40.784389Z","modified":"2026-10-20T17:26:36.416806347Z","updated_at":"2026-11-02T15:52:49.275624Z"}]}}