{"id":"OSV-2025-608","aliases":[],"status":"published","title":"Heap-buffer-overflow in _dwarf_memcpy_noswap_bytes","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437060549\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\n_dwarf_memcpy_noswap_bytes\n_dwarf_length_of_cu_header\ndwarf_global_name_offsets\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2025-08-09T00:02:00.09232Z","modified":"2025-08-11T14:17:56Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"libdwarf","ranges":[{"type":"GIT","events":[{"introduced":"9cf5066516e5e46785bad045d97012e3c1c61b84"},{"fixed":"aedc3c4cebdc84fe1e4b342df18b1b53110df534"},{"fixed":"67c26c25f776303c154079a419bab34f29f35547"}]}],"versions":["libdwarf-0.12.0","libdwarf-2.0.0","libdwarf-2.1.0","v0.12.0","v2.0.0","v2.1.0"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437060549","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2025-608","title":"Heap-buffer-overflow in _dwarf_memcpy_noswap_bytes","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437060549\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\n_dwarf_memcpy_noswap_bytes\n_dwarf_length_of_cu_header\ndwarf_global_name_offsets\n```\n","status":"published","published":"2025-08-09T00:02:00.09232Z","modified":"2025-08-11T14:17:56.957704Z","updated_at":"2026-11-02T15:52:49.981578Z"}]}}