{"id":"OSV-2026-534","summary":"Heap-buffer-overflow in cram_encode_container","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=499447432\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\ncram_encode_container\ncram_flush_container_mt\ncram_close\n```\n","modified":"2026-04-05T00:10:00.163328Z","published":"2026-04-05T00:10:00.162903Z","references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=499447432"}],"affected":[{"package":{"name":"htslib","ecosystem":"OSS-Fuzz","purl":"pkg:generic/htslib"},"ranges":[{"type":"GIT","repo":"https://github.com/samtools/htslib.git","events":[{"introduced":"7f7e830cf106dbdb6390fbb53fbd5af88eec82f2"},{"fixed":"52981170b31d92c1450220bd5941f355844de706"}]}],"ecosystem_specific":{"severity":"MEDIUM"},"database_specific":{"source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2026-534.yaml","introduced_range":"b13f80a87398767a55c6da28601ff0cff3500a66:bf93316d3575eb623a72d84ec67cc5b8ce2d1448"}}],"schema_version":"1.7.5"}