CVE-2025-6818

A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5O__chunk_protect of the file /src/H5Ochunk.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 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

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

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/HDFGroup/hdf5/issues/5573	Exploit Third Party Advisory Issue Tracking
https://github.com/user-attachments/files/20623382/hdf5_crash_5.txt	Exploit
https://vuldb.com/?ctiid.314256	Permissions Required
https://vuldb.com/?id.314256	Third Party Advisory VDB Entry
https://vuldb.com/?submit.602326	Third Party Advisory VDB Entry
https://github.com/HDFGroup/hdf5/issues/5573	Exploit Third Party Advisory Issue Tracking

Configurations

Configuration 1 (hide)

cpe:2.3:a:hdfgroup:hdf5:1.14.6:*:*:*:*:*:*:*

History

08 Jul 2025, 14:45

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-28 16:15

Updated : 2025-07-08 14:45

NVD link : CVE-2025-6818

Mitre link : CVE-2025-6818

CVE.ORG link : CVE-2025-6818

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

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