HDF5 H5FScache.c H5FS__sinfo_serialize_node_cb heap-based overflow
Published Jul 4, 2025 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
HDF5 H5FScache.c H5FS__sinfo_serialize_node_cb heap-based overflow
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A vulnerability classified as problematic was found in HDF5 1.14.6. This vulnerability affects the function H5FS__sinfo_serialize_node_cb of the file src/H5FScache.c. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- VDB-314902 | HDF5 H5FScache.c H5FS__sinfo_serialize_node_cb heap-based overflow ↗
- VDB-314902 | CTI Indicators (IOB, IOC, IOA) ↗
- Submit #602536 | HDFGroup HDF5 hdf5 1.14.6 (commit 17c16b6) Heap-based Buffer Overflow ↗
- Source repository ↗
- Source repository ↗
Record history
Published Jul 4, 2025 · Last refreshed Nov 3, 2026