[skrifa] color: add traversal depth limit #841
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Adds a maximum recursion depth for COLRv1 paint graphs. The limit chosen is 64 which matches the one used in HarfBuzz. This makes skrifa more robust to potential stack overflow attacks and will enable no_std support without taking a hashbrown dependency for the visited set.
cmyr
approved these changes
Mar 15, 2024
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Adds a maximum recursion depth for COLRv1 paint graphs. The limit chosen is 64 which matches the one used in HarfBuzz.
This makes skrifa more robust to potential stack overflow attacks and will enable no_std support without taking a hashbrown dependency for the visited set.