Heap-based Buffer Overflow in HDF5 Affected Product by HDFGroup
CVE-2025-7067

4.8MEDIUM

Key Information:

Vendor

HDFGroup

Status
Hdf5
Vendor
CVE Published:
4 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7067?

A problematic vulnerability has been identified in HDF5 version 1.14.6, specifically within the H5FS__sinfo_serialize_node_cb function found in src/H5FScache.c. This vulnerability is characterized by a heap-based buffer overflow, which requires local access for exploitation. The details have been publicly disclosed, raising potential security concerns for users of this version. Organizations utilizing HDF5 1.14.6 should consider implementing mitigations as they may be susceptible to attack.

Affected Version(s)

HDF5 1.14.6

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-7067 - Proof of Concept

References

https://vuldb.com/?id.314902
vdb-entrytechnical-description
https://vuldb.com/?ctiid.314902
signaturepermissions-required
https://vuldb.com/?submit.602536
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

JJLeo (VulDB User)
.
CVE-2025-7067 : Heap-based Buffer Overflow in HDF5 Affected Product by HDFGroup