Resource exhaustion in Hdfgroup Hdf5

CVE-2025-6817

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.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.002 (9.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-6817?
CVE-2025-6817 is a low-severity vulnerability in Hdfgroup Hdf5, classified under Uncontrolled Resource Consumption. CVSS score: 3.3/10. Published 2025-06-28.
How severe is CVE-2025-6817?
Low severity. CVSS v3 base score is 3.3 out of 10.