{"id":"OSV-2020-1611","aliases":[],"status":"published","title":"Heap-buffer-overflow in yaml_emitter_emit_flow_mapping_key","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24869\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nyaml_emitter_emit_flow_mapping_key\nyaml_emitter_state_machine\nyaml_emitter_emit\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-08-14T00:01:51.615528Z","modified":"2026-10-19T14:17:00Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libyaml","ranges":[{"type":"GIT","events":[{"introduced":"acd6f6f014c25e46363e718381e0b35205df2d83"}]}],"versions":["0.2.6-rc.1"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24869","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1611","title":"Heap-buffer-overflow in yaml_emitter_emit_flow_mapping_key","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24869\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nyaml_emitter_emit_flow_mapping_key\nyaml_emitter_state_machine\nyaml_emitter_emit\n```\n","status":"published","published":"2020-08-14T00:01:51.615528Z","modified":"2026-10-19T14:17:00.40572Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}