{"id":"OSV-2020-2117","aliases":[],"status":"published","title":"Heap-buffer-overflow in flb_msgpack_gelf_value_ext","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nflb_msgpack_gelf_value_ext\nflb_msgpack_to_gelf\nflb_msgpack_raw_to_gelf\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-11-02T00:00:07.716307Z","modified":"2022-04-13T03:33:04Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"fluent-bit","ranges":[{"type":"GIT","events":[{"introduced":"d95ea655478ab9b0e97312ad80ac1da591ce7aaa"},{"fixed":"9a3bd47ec6121492e2c5e37ca14f5827bb7d6db2"},{"introduced":"aea2b787028482a159de615fe9a891deb19cb8dc"},{"fixed":"13ea5bcdeac5e8e84c9d0e51e357fd05d15d4a3d"},{"fixed":"e0aed4a1422c30b038f5f51db950c3c5ab0cf2a9"},{"fixed":"8e32391ba4ea8bcde66ae7cba894171837442a1b"}]}],"versions":["v1.7.0","v1.7.0-rc1","v1.7.0-rc2","v1.7.0-rc3","v1.7.0-rc4","v1.7.0-rc5","v1.7.0-rc6","v1.7.0-rc7","v1.7.0-rc8","v1.7.0-rc9","v1.7.1"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-2117","title":"Heap-buffer-overflow in flb_msgpack_gelf_value_ext","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nflb_msgpack_gelf_value_ext\nflb_msgpack_to_gelf\nflb_msgpack_raw_to_gelf\n```\n","status":"published","published":"2020-11-02T00:00:07.716307Z","modified":"2022-04-13T03:33:04.30663Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}