{"id":"OSV-2020-742","aliases":[],"status":"published","title":"Heap-buffer-overflow in is_codefence","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23764\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nis_codefence\nparse_listitem\nparse_definition\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-04T00:00:01.713043Z","modified":"2022-04-13T03:04:36Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"hoextdown","ranges":[{"type":"GIT","events":[{"introduced":"d01948a1c9af87f2284235df7c66e5cee05f724e"},{"fixed":"7c7dc6ac9adce5413ab54dcd604db95a9b935b05"}]}],"versions":["3.0.7.16","3.0.7.17"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23764","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-742","title":"Heap-buffer-overflow in is_codefence","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23764\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nis_codefence\nparse_listitem\nparse_definition\n```\n","status":"published","published":"2020-07-04T00:00:01.713043Z","modified":"2022-04-13T03:04:36.779217Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}