{"id":"OSV-2023-940","aliases":[],"status":"published","title":"Heap-buffer-overflow in _dwarf_memcpy_swap_bytes","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62842\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\n_dwarf_memcpy_swap_bytes\nfill_in_uni_arch_64\n_dwarf_macho_setup\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-10-01T13:00:41.142203Z","modified":"2023-10-01T13:00:41Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libdwarf","ranges":[{"type":"GIT","events":[{"introduced":"e612fb75b2b75ff78f550aea7c659799432f5bb4"},{"fixed":"e8df98c5c6629b75402b8ea5e5a44797fb3ae4b3"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62842","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2023-940","title":"Heap-buffer-overflow in _dwarf_memcpy_swap_bytes","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62842\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\n_dwarf_memcpy_swap_bytes\nfill_in_uni_arch_64\n_dwarf_macho_setup\n```\n","status":"published","published":"2023-10-01T13:00:41.142203Z","modified":"2023-10-01T13:00:41.142498Z","updated_at":"2026-11-02T15:52:49.747775Z"}]}}