{"id":"OSV-2020-638","aliases":[],"status":"published","title":"Heap-buffer-overflow in OT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e::copy","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14637\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nOT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e::copy\nbool OT::OffsetTo\u003cOT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e, OT::IntTy\nOT::NameRecord::copy\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-01T00:00:21.866519Z","modified":"2022-04-13T03:04:33Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"harfbuzz","ranges":[{"type":"GIT","events":[{"introduced":"59ee61fddc76cd18f19f351bca7dd293eb610333"},{"fixed":"503748d8a80dd5db450c8c4dc109f2b97049d989"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14637","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-638","title":"Heap-buffer-overflow in OT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e::copy","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14637\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nOT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e::copy\nbool OT::OffsetTo\u003cOT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e, OT::IntTy\nOT::NameRecord::copy\n```\n","status":"published","published":"2020-07-01T00:00:21.866519Z","modified":"2022-04-13T03:04:33.125806Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}