CVE-2025-6858

LOW

HDF5 <1.14.6 - Null Pointer Dereference

Title source: llm
STIX 2.1

Description

A vulnerability was found in HDF5 1.14.6 and classified as problematic. Affected by this issue is the function H5C__flush_single_entry of the file src/H5Centry.c. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

Scores

CVSS v3 3.3
EPSS 0.0013
EPSS Percentile 32.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-404 CWE-476
Status published
Products (1)
hdfgroup/hdf5 1.14.6
Published Jun 29, 2025
Tracked Since Feb 18, 2026