CVE-2026-17573
Double Free in H5D__chunk_copy() in HDF5 via a Crafted Chunk-Index Size Field
- State
- Published
- Severity
- 4.0 Medium
- Published
- Jul 27, 2026
- Updated
- Jul 27, 2026
- Reserved
- Jul 27, 2026
Description
A double free vulnerability was discovered in the HDF5 library. Processing a crafted HDF5 file containing an oversized chunk size field via h5repack may cause the application to abort due to a double free.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.0 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U | HDFG |
Weaknesses
- CWE-415 Double free
Affected Products
| Product | Versions |
|---|---|
HDF5The HDF Group |
|
References
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