CVE-2025-6270

MEDIUM

HDF5 <1.14.6 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A vulnerability, which was classified as critical, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5FS__sect_find_node of the file H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.313274
Permissions Required, Third Party Advisory, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.313274
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.592588
Exploit, Issue Tracking issue-tracking
https://github.com/HDFGroup/hdf5/issues/5580

Scores

CVSS v3 5.3
EPSS 0.0015
EPSS Percentile 34.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-122
Status published
Products (1)
hdfgroup/hdf5 < 2.0.0
Published Jun 19, 2025
Tracked Since Feb 18, 2026