{"id":"OSV-2021-422","aliases":[],"status":"published","title":"Heap-use-after-free in frame_get_lazychunk","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31120\n\n```\nCrash type: Heap-use-after-free 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":"2021-02-20T00:01:08.63349Z","modified":"2022-04-13T03:04:40Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"c-blosc2","ranges":[{"type":"GIT","events":[{"introduced":"969fb4cbb617801876fb5ddefc73778935ff1a56"},{"fixed":"e411d87705c65db2aafb0e774092fe57647fb31c"},{"fixed":"81c2fcd59368a9c57da77416066e731a7183a57d"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31120","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-422","title":"Heap-use-after-free in frame_get_lazychunk","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31120\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nframe_get_lazychunk\nframe_decompress_chunk\nblosc2_schunk_decompress_chunk\n```\n","status":"published","published":"2021-02-20T00:01:08.63349Z","modified":"2022-04-13T03:04:40.233181Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}