[Bug 2036820] CVE-2021-45931 harfbuzz: out-of-bounds write in hb_bit_set_invertible_t::set

https://bugzilla.redhat.com/show_bug.cgi?id=2036820

--- Comment #2 from Sandro Mani  ---
I believe this is https://github.com/harfbuzz/harfbuzz/pull/3162, which is
fixed in harfbuzz 2.9.1+