{"id":"OSV-2020-521","aliases":[],"status":"published","title":"Heap-buffer-overflow in acommon::ObjStack::dup_top","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18462\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nacommon::ObjStack::dup_top\nacommon::StringMap::add\nacommon::Config::lookup_list\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-01T00:00:14.312168Z","modified":"2022-04-13T03:04:33Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"aspell","ranges":[{"type":"GIT","events":[{"introduced":"e0646f9b063b23754951f1254f1ecb7af8ca36f3"},{"fixed":"0718b375425aad8e54e1150313b862e4c6fd324a"}]}],"versions":["rel-0.60.8","rel-0.60.8-20190817","rel-0.60.8-20190921"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18462","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-521","title":"Heap-buffer-overflow in acommon::ObjStack::dup_top","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18462\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nacommon::ObjStack::dup_top\nacommon::StringMap::add\nacommon::Config::lookup_list\n```\n","status":"published","published":"2020-07-01T00:00:14.312168Z","modified":"2022-04-13T03:04:33.269949Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}