{"id":"OSV-2021-481","summary":"Heap-buffer-overflow in ZSTD_createDDict_advanced","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31586\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nZSTD_createDDict_advanced\nZSTD_createDDict\nblosc_run_decompression_with_context\n```\n","modified":"2022-04-13T03:04:40.423955Z","published":"2021-03-03T00:00:10.560497Z","references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31586"}],"affected":[{"package":{"name":"c-blosc2","ecosystem":"OSS-Fuzz","purl":"pkg:generic/c-blosc2"},"ranges":[{"type":"GIT","repo":"https://github.com/Blosc/c-blosc2.git","events":[{"introduced":"861ba79f31393dec0a0782ca11cf32cebb6f6610"},{"fixed":"4f6d42ab4b25e781dad94c5324dab8a4dbb702ad"}]}],"ecosystem_specific":{"severity":"MEDIUM"},"database_specific":{"source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/c-blosc2/OSV-2021-481.yaml"}}],"schema_version":"1.7.3"}