CVE-2025-6817: Hdfgroup HDF5

Low severity, CVSS 3.3. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. This issue affects the function H5C__load_entry of the file /src/H5Centry.c. The manipulation leads to resource consumption. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

Affected products

• Hdfgroup HDF5: version 1.14.6 only

Published 2025-06-28. Last modified 2026-06-17.