{"id":"OSV-2020-1117","aliases":[],"status":"published","title":"Heap-buffer-overflow in arrow::internal::CountSetBits","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20575\n\n```\nCrash type: Heap-buffer-overflow READ 8\nCrash state:\narrow::internal::CountSetBits\narrow::Array::null_count\narrow::internal::ValidateArray\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-22T21:49:48.392014Z","modified":"2022-04-13T03:04:31Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"arrow","ranges":[{"type":"GIT","events":[{"introduced":"ccdc4b076cbd5fb03e1cbc42292def871d2b6035"},{"fixed":"3bc01ec94eb2e310b28402a35196e1e8c5c9aec8"}]}],"versions":["apache-arrow-0.16.0"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20575","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1117","title":"Heap-buffer-overflow in arrow::internal::CountSetBits","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20575\n\n```\nCrash type: Heap-buffer-overflow READ 8\nCrash state:\narrow::internal::CountSetBits\narrow::Array::null_count\narrow::internal::ValidateArray\n```\n","status":"published","published":"2020-07-22T21:49:48.392014Z","modified":"2022-04-13T03:04:31.839619Z","updated_at":"2026-11-02T15:52:48.304316Z"}]}}