{"id":"OSV-2023-376","aliases":[],"status":"published","title":"UNKNOWN WRITE in OT::Layout::GPOS_impl::CursivePosFormat1::subset","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58660\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nOT::Layout::GPOS_impl::CursivePosFormat1::subset\nhb_subset_context_t::return_t OT::Layout::GPOS_impl::PosLookupSubTable::dispatch\nbool OT::subset_offset_array_arg_t\u003cOT::ArrayOf\u003cOT::OffsetTo\u003cOT::Layout::GPOS_imp\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-05-07T14:00:21.52303Z","modified":"2023-05-07T14:00:21Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"harfbuzz","ranges":[{"type":"GIT","events":[{"introduced":"1be39729140a6d726de164746e516c1fe5afcb19"},{"fixed":"cda646a598207642721b753ef5abcebb2525f61b"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58660","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2023-376","title":"UNKNOWN WRITE in OT::Layout::GPOS_impl::CursivePosFormat1::subset","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58660\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nOT::Layout::GPOS_impl::CursivePosFormat1::subset\nhb_subset_context_t::return_t OT::Layout::GPOS_impl::PosLookupSubTable::dispatch\nbool OT::subset_offset_array_arg_t\u003cOT::ArrayOf\u003cOT::OffsetTo\u003cOT::Layout::GPOS_imp\n```\n","status":"published","published":"2023-05-07T14:00:21.52303Z","modified":"2023-05-07T14:00:21.523307Z","updated_at":"2026-11-02T15:52:49.747775Z"}]}}