In HDF5 1.10.1, there is an out of bounds write vulnerability in the function H5G_entdecode_vec in H5Gcache.c in libhdf5.a. For example, h5dump would crash or possibly have unspecified other impact someone opens a crafted hdf5 file.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-17509.json"