CVE-2025-6270 MEDIUM

CVE-2025-6270: HDF5 H5FSsection.c H5FS__sect_find_node heap-based overflow

Vendor N/A
Product HDF5
Weakness CWE-122
Published June 19, 2025
Last update June 23, 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:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

June 19, 2025 CVE published
June 23, 2025 Record updated