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.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| The HDF Group | HDF5 | unaffected |
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Advisories
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Fixes
Solution
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Workaround
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References
| Link | Providers |
|---|---|
| https://github.com/HDFGroup/hdf5/issues/6124 |
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History
Mon, 27 Jul 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Double Free in H5D__chunk_copy() in HDF5 via a Crafted Chunk-Index Size Field | |
| Weaknesses | CWE-415 | |
| References |
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| Metrics |
cvssV4_0
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Projects
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MITRE
Status: PUBLISHED
Assigner: HDFG
Published:
Updated: 2026-07-27T15:11:54.655Z
Reserved: 2026-07-27T15:07:06.180Z
Link: CVE-2026-17573
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
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Weaknesses