{"id":"OSV-2020-649","aliases":[],"status":"published","title":"Heap-use-after-free in sctp_fill_hmac_digest_m","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18080\n\n```\nCrash type: Heap-use-after-free WRITE {*}\nCrash state:\nsctp_fill_hmac_digest_m\nsctp_lowlevel_chunk_output\nsctp_med_chunk_output\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-01T00:00:22.458848Z","modified":"2022-04-13T03:04:42Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"usrsctp","ranges":[{"type":"GIT","events":[{"introduced":"05bea46702687f26a81c41c3fb1fd1dd3d9c0aa1"},{"fixed":"b7e98787c4698521b7adc771ee919a74e83f28ed"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18080","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-649","title":"Heap-use-after-free in sctp_fill_hmac_digest_m","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18080\n\n```\nCrash type: Heap-use-after-free WRITE {*}\nCrash state:\nsctp_fill_hmac_digest_m\nsctp_lowlevel_chunk_output\nsctp_med_chunk_output\n```\n","status":"published","published":"2020-07-01T00:00:22.458848Z","modified":"2022-04-13T03:04:42.628753Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}