OSV-2023-458 Invalid-free in hb_free_impl

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=59592 Crash type: Invalid-free Crash state: hbfreeimpl OT::glyf::freecompiledsubsetglyphs OT::glyf::subset...

OSV-2023-170 Invalid-free in hb_free_impl

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56952 Crash type: Invalid-free Crash state: hbfreeimpl OT::glyf::freecompiledsubsetglyphs OT::glyf::populatesubsetglyphs...