harfbuzz: allows attackers to trigger O(n^2) growth via consecutive marks

A vulnerability was found HarfBuzz. This flaw allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...

DEBIAN-CVE-2023-25193

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...