CVE-2025-2310: Hdfgroup HDF5

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability was found in HDF5 1.14.6 and classified as critical. This issue affects the function H5MM_strndup of the component Metadata Attribute Decoder. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.

Affected products

• Hdfgroup HDF5: version 1.14.6 only

Published 2025-03-14. Last modified 2026-06-17.