CVE-2025-44904: Buffer Overflow

Published May 30, 2025
·
Updated

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5VMmemcpyvv function.

Affected Software

5 affected componentsFixes available
HDF Group HDF5
HDFGroup hdf5=1.14.6
Microsoft azl3 hdf5 1.14.6-1
Microsoft cbl2 hdf5 1.14.6-1
Microsoft azl3 hdf5 1.14.6-2<1.14.6-3
1.14.6-3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 1.14.6-3

Event History

May 30, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Dec 16, 2025
Data Sourced
via Microsoft·01:01 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·01:01 AM
Affected Software
Updated
via Microsoft·09:01 AM
DescriptionSeverityWeakness
Updated
via Microsoft·09:01 AM
Affected Software
Updated
via Microsoft·09:01 AM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2025-44904?

CVE-2025-44904 has been classified as a high severity vulnerability due to the potential for remote code execution.

2

How do I fix CVE-2025-44904?

To fix CVE-2025-44904, it is recommended to upgrade to HDF5 version 1.14.7 or later where the vulnerability has been patched.

3

What impact does CVE-2025-44904 have on HDF5?

CVE-2025-44904 enables a heap buffer overflow, which could allow an attacker to execute arbitrary code on the affected system.

4

Which versions of HDF5 are affected by CVE-2025-44904?

CVE-2025-44904 affects HDF5 version 1.14.6 and earlier versions.

5

How can I determine if my system is vulnerable to CVE-2025-44904?

You can determine if your system is vulnerable to CVE-2025-44904 by checking the version of HDF5 installed on your system.

Contact

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