{"id":"OSV-2026-721","aliases":[],"status":"published","title":"Heap-buffer-overflow in H5D__scatter_mem","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512001847\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nH5D__scatter_mem\nH5D__scatgath_read\nH5D__contig_read\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-05-13T00:09:11.032373Z","modified":"2026-05-13T00:09:11Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"matio","ranges":[{"type":"GIT","events":[{"introduced":"ac1c67c687533d2de55f96709ed4512d4c197801"},{"fixed":"4102f9ebf3089b6762fecd469682bfcf59660194"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512001847","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-721","title":"Heap-buffer-overflow in H5D__scatter_mem","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512001847\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nH5D__scatter_mem\nH5D__scatgath_read\nH5D__contig_read\n```\n","status":"published","published":"2026-05-13T00:09:11.032373Z","modified":"2026-05-13T00:09:11.032697Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}