CVE-2025-2309 - CVE House
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Status published Medium CVE-2025-2309

HDF5 Type Conversion Logic H5T__bit_copy heap-based overflow

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • NPU Unmanned Systems Safety Laboratory (VulDB User)

Affected Vendor

Affected Software

HDF5
Vulnerable Versions:
1.14.6

Timeline

Official Publish: March 14th, 2025
Last Modified: May 8th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)