CVE-2025-6516

A vulnerability has been found in HDF5 up to 1.14.6 and classified as critical. This vulnerability affects the function H5F_addr_decode_len of the file /hdf5/src/H5Fint.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

CVSS v3 5.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 3.1 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/HDFGroup/hdf5/issues/5581	Exploit Issue Tracking Third Party Advisory
https://github.com/user-attachments/files/20626851/reproduce.tar.gz	Exploit
https://vuldb.com/?ctiid.313636	Permissions Required VDB Entry
https://vuldb.com/?id.313636	Third Party Advisory VDB Entry
https://vuldb.com/?submit.592589	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:*

History

26 Jun 2025, 12:25

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-23 17:15

Updated : 2025-06-26 12:25

NVD link : CVE-2025-6516

Mitre link : CVE-2025-6516

CVE.ORG link : CVE-2025-6516

JSON object : View

Products Affected

hdfgroup

hdf5

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write

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