OSV-2021-396 Heap-buffer-overflow in OT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30908 Crash type: Heap-buffer-overflow READ 2 Crash state: OT::OffsetTo, true hbserializeco OT::OffsetTo, true hbserializeco bool OT::AnchorMatrix::serializehbfilteriterthbrangeitertunsigned int,...