Out-of-Bounds Affecting hdf5 package, versions *


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.03% (6th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-HDF5-10566860
  • published1 Jul 2025
  • disclosed29 Jun 2025

Introduced: 29 Jun 2025

NewCVE-2025-6856  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for Debian:unstable hdf5.

NVD Description

Note: Versions mentioned in the description apply only to the upstream hdf5 package and not the hdf5 package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FL__reg_gc_list of the file src/H5FL.c. The manipulation leads to use after free. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

CVSS Base Scores

version 3.1