C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference in ndlz/ndlz8x8.c via a NULL pointer to memset.
https://github.com/Blosc/c-blosc2/issues/522
https://github.com/Blosc/c-blosc2/compare/v2.9.2...v2.9.3
https://github.com/Blosc/c-blosc2/commit/d55bfcd6804699e1435dc3e233fd76c8a5d3f9e3