Which versions of HDF5 are affected by CVE-2025-2925?

Organizations using HDF5 should be aware of moderate risk from CVE-2025-2925, a buffer overflow vulnerability rated CVSS 4.8. Exploitation could cause memory corruption or application crashes.. A patch is available.

Is there a public PoC exploit available for CVE-2025-2925?

Yes, a public proof-of-concept exploit is available for CVE-2025-2925. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-2925?

Within 30 days: Identify affected systems running HDF5 and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

HDF5 CVE-2025-2925

Q: What is the CVSS score of CVE-2025-2925?

CVE-2025-2925 has a CVSS 4.0 base score of 1.9 (Low). 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

LOW

Buffer Overflow (CWE-119)

2025-03-28 cna@vuldb.com

Buffer Overflow

1.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

1.9 LOW

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

SUSE

1.7 LOW

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Red Hat

3.3 LOW

qualitative

Primary rating from NVD.

CVSS VectorNVD

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

4.8 (MEDIUM) 1.9 (LOW)

Patch released

Apr 05, 2026 - 20:30 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:33 vuln.today

PoC Detected

Jul 24, 2025 - 10:15 vuln.today

Public exploit code

CVE Published

Mar 28, 2025 - 20:15 nvd

MEDIUM 4.8

DescriptionCVE.org

A vulnerability has been found in HDF5 up to 1.14.6 and classified as problematic. This vulnerability affects the function H5MM_realloc of the file src/H5MM.c. The manipulation of the argument mem leads to double free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

AnalysisAI

A vulnerability has been found in HDF5 up to 1.14.6 and classified as problematic. Rated medium severity (CVSS 4.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. A vulnerability has been found in HDF5 up to 1.14.6 and classified as problematic. This vulnerability affects the function H5MM_realloc of the file src/H5MM.c. The manipulation of the argument mem leads to double free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. Affected products include: Hdfgroup Hdf5. Version information: up to 1.14.6.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.

Vendor StatusVendor

SUSE

Severity: Low

Product	Status
openSUSE Leap 15.6	Fixed
SUSE Linux Enterprise High Performance Computing 12 SP5	Fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS	Fixed
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS	Fixed
SUSE Linux Enterprise Module for HPC 12	Fixed

CVE-2025-2925 vulnerability details – vuln.today

Back

SUSE Linux Enterprise Module for HPC 15 SP6	Fixed
SUSE Linux Enterprise Server 12 SP5	Fixed
SUSE Linux Enterprise Server 15 SP6-LTSS	Fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP5	Fixed
SUSE Linux Enterprise High Performance Computing 12 SP2	Fixed
SUSE Linux Enterprise High Performance Computing 12 SP3	Fixed
SUSE Linux Enterprise High Performance Computing 12 SP4	Fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS	Fixed
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS	Fixed
SUSE Linux Enterprise High Performance Computing 15 SP6	Fixed
SUSE Linux Enterprise Module for Package Hub 15 SP6	Fixed
SUSE Linux Enterprise Server 12 SP2	Fixed
SUSE Linux Enterprise Server 12 SP3	Fixed
SUSE Linux Enterprise Server 12 SP4	Fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP2	Fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP3	Fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP4	Fixed

HDF5 CVE-2025-2925

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

Vendor StatusVendor

SUSE

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External POC / Exploit Code