CVE-2025-6857 MEDIUM

CVE-2025-6857: HDF5 H5Gnode.c H5G__node_cmp3 stack-based overflow

Vendor N/A
Product HDF5
Weakness CWE-121
Published June 29, 2025
Last update June 30, 2025
View on NVD All CVEs

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

A vulnerability has been found in HDF5 1.14.6 and classified as problematic. Affected by this vulnerability is the function H5G__node_cmp3 of the file src/H5Gnode.c. The manipulation leads to stack-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.

Key dates

02Disclosure timeline

June 29, 2025 CVE published
June 30, 2025 Record updated