OSV-2021-440
Heap-buffer-overflow in H5MM_memcpy
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31265
Crash type: Heap-buffer-overflow WRITE 4
Crash state:
H5MM_memcpy
H5MM_malloc
H5C_load_entry
What each source reports
OSV No score
Heap-buffer-overflow in H5MM_memcpy
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31265
Crash type: Heap-buffer-overflow WRITE 4
Crash state:
H5MM_memcpy
H5MM_malloc
H5C_load_entry
- Record
OSV-2021-440- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
matioOSS-Fuzz |
Listed versions, plus commit ranges v1.5.20v1.5.21 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2021-440 is a vulnerability with no CVSS score yet in matio, published February 24, 2021. No source lists public exploit code. A source reports a fix.