Out-of-bounds Write Affecting hdf5 package, versions <1.14.5+repack-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
1.55% (72nd percentile)

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  • Snyk IDSNYK-ECHOLATEST-HDF5-18067117
  • published21 Jul 2026
  • disclosed3 Feb 2023

Introduced: 3 Feb 2023

CVE-2021-37501  (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-1 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.

Buffer Overflow vulnerability in HDFGroup hdf5-h5dump 1.12.0 through 1.13.0 allows attackers to cause a denial of service via h5tools_str_sprint in /hdf5/tools/lib/h5tools_str.c.

CVSS Base Scores

version 3.1