Out-of-bounds Write Affecting hdf5 package, versions <1.14.5+repack-3+e11


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.33% (26th percentile)

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  • Snyk IDSNYK-ECHOLATEST-HDF5-18067056
  • published21 Jul 2026
  • disclosed14 Mar 2025

Introduced: 14 Mar 2025

CVE-2025-2309  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Echo:latest hdf5 to version 1.14.5+repack-3+e11 or higher.

NVD Description

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

A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.

CVSS Base Scores

version 3.1