CVE-2025-7068

HDF5 H5FL.c H5FL__malloc memory leak

State: Published
Severity: 4.8 Medium
Published: Jul 4, 2025
Updated: Jul 8, 2025
Reserved: Jul 4, 2025

Description

A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. This issue affects the function H5FL__malloc of the file src/H5FL.c. The manipulation leads to memory leak. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R	VulDB
3.0	3.3 Low	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R	VulDB
2.0	1.7 Low	AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-401 Memory Leak
CWE-404 Denial of Service

Affected Products

Product	Versions
HDF5n/a	1.14.6Affected

References

VDB-314903 | HDF5 H5FL.c H5FL__malloc memory leakvdb-entrytechnical-description
VDB-314903 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #602537 | HDFGroup HDF5 hdf5 1.14.6 (commit 17c16b6) Memory Leakthird-party-advisory
https://github.com/HDFGroup/hdf5/issues/5578issue-tracking
https://github.com/user-attachments/files/20623530/hdf5_crash_10.txtexploit

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