{"id":"OSV-2020-2122","aliases":[],"status":"published","title":"Heap-buffer-overflow in void parquet::internal::DefRepLevelsToListInfo\u003cint\u003e","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26829\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nvoid parquet::internal::DefRepLevelsToListInfo\u003cint\u003e\nparquet::internal::DefRepLevelsToBitmap\nparquet::arrow::StructReader::BuildArray\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-11-02T00:00:35.960641Z","modified":"2022-04-13T03:04:31Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"arrow","ranges":[{"type":"GIT","events":[{"introduced":"44f3de2c2854a473d4ce184e02c4db83dffb805d"},{"fixed":"64396aa487fc24cd26b62a9b92e13a952c6ecf74"}]}],"versions":["apache-arrow-2.0.0"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26829","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-2122","title":"Heap-buffer-overflow in void parquet::internal::DefRepLevelsToListInfo\u003cint\u003e","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26829\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nvoid parquet::internal::DefRepLevelsToListInfo\u003cint\u003e\nparquet::internal::DefRepLevelsToBitmap\nparquet::arrow::StructReader::BuildArray\n```\n","status":"published","published":"2020-11-02T00:00:35.960641Z","modified":"2022-04-13T03:04:31.965135Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}