{"schema_version":"1.7.3","id":"OSV-2021-396","published":"2021-02-14T00:01:08.088962Z","modified":"2022-04-13T03:04:32.951934Z","summary":"Heap-buffer-overflow in OT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30908\n\n```\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\nOT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co\nOT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co\nbool OT::AnchorMatrix::serialize<hb_filter_iter_t<hb_range_iter_t<unsigned int, \n```\n","affected":[{"package":{"name":"harfbuzz","ecosystem":"OSS-Fuzz","purl":"pkg:generic/harfbuzz"},"ranges":[{"type":"GIT","repo":"https://github.com/harfbuzz/harfbuzz.git","events":[{"introduced":"c7d232ce4e8eccdeaf8fc4bb4b73818b581d3fb9"},{"fixed":"5ca353a2d026f655af61ae159adcaeace1fdb09c"}]}],"ecosystem_specific":{"severity":"MEDIUM"},"database_specific":{"source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/harfbuzz/OSV-2021-396.yaml"}}],"references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30908"}]}