HIGH 8.2 NVD

CVE-2026-19024

NULL pointer dereference in H5Pget_fill_value in HDF5 before 2.1.1 allows attackers to cause a denial of service via a dataset whose version 1 or 2 fill value m

NULL pointer dereference in H5Pget_fill_value in HDF5 before 2.1.1 allows attackers to cause a denial of service via a dataset whose version 1 or 2 fill value message has the "defined" flag set together with a negative size field, which is not normalized to the library's "undefined" sentinel and reaches H5T_path_find with a NULL datatype.

References

https://github.com/HDFGroup/hdf5/issues/6487

Published: 2026-08-05 · Source: NVD · Feed updated: 2026-08-06

This high severity vulnerability with a CVSS score of 8.2 was published on 2026-08-05 via NVD.

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