In HDF5 1.10.1, there is an out of bounds read vulnerability in the function H5T_conv_struct_opt in H5Tconv.c in libhdf5.a. For example, h5dump would crash when someone opens a crafted hdf5 file.
In HDF5 1.10.1, there is a divide-by-zero vulnerability in the function H5T_set_loc in the H5T.c file in libhdf5.a. For example, h5dump would crash when someone opens a crafted hdf5 file.
In HDF5 1.10.1, there is an out of bounds write vulnerability in the function H5G__ent_decode_vec in H5Gcache.c in libhdf5.a. For example, h5dump would crash or possibly have unspecified other impact someone opens a crafted hdf5 file.