CVE-2025-2915: Hdfgroup HDF5

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability classified as problematic was found in HDF5 up to 1.14.6. This vulnerability affects the function H5F__accum_free of the file src/H5Faccum.c. The manipulation of the argument overlap_size leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Affected products

• Hdfgroup HDF5: up to and including 1.14.6

Published 2025-03-28. Last modified 2026-06-17.