CVE-2025-7069 MEDIUM

CVE-2025-7069: HDF5 H5FSsection.c H5FS__sect_link_size heap-based overflow

Vendor N/A
Product HDF5
Weakness CWE-122
Published July 4, 2025
Last update July 8, 2025

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, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FS__sect_link_size of the file src/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.

Key dates

02Disclosure timeline

July 4, 2025 CVE published
July 8, 2025 Record updated