{"id":"OSV-2021-371","aliases":[],"status":"published","title":"Heap-buffer-overflow in frame_get_lazychunk","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30772\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nframe_get_lazychunk\nframe_decompress_chunk\nblosc2_schunk_decompress_chunk\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-02-11T00:01:05.353649Z","modified":"2022-04-13T03:04:40Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"c-blosc2","ranges":[{"type":"GIT","events":[{"introduced":"57fca38a4f51687d71e451ae29df6b353764fb72"},{"fixed":"5a222cc79dc67ce01477da3a3ee10edf1076c655"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30772","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-371","title":"Heap-buffer-overflow in frame_get_lazychunk","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30772\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\nframe_get_lazychunk\nframe_decompress_chunk\nblosc2_schunk_decompress_chunk\n```\n","status":"published","published":"2021-02-11T00:01:05.353649Z","modified":"2022-04-13T03:04:40.238298Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}