Medium
hdf5 — security advisory
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.
- Products
- hdf5
- Affected versions
- 1.10.0-patch1+docs-4, 1.10.0-patch1+docs-4ubuntu0.1~esm1, 1.10.0-patch1+docs-4ubuntu0.1~esm2, 1.10.10+repack-3.1ubuntu3, 1.10.10+repack-3.1ubuntu4, 1.10.10+repack-3ubuntu1, 1.10.4+repack-10, 1.10.4+repack-11, 1.10.4+repack-11ubuntu1, 1.10.4+repack-11ubuntu1+esm1, 1.10.6+repack-5, 1.10.7+repack-4ubuntu1, 1.10.7+repack-4ubuntu2, 1.10.8+repack1-1ubuntu1, 1.14.5+repack-3build1, 1.14.5+repack-4, 1.14.6+repack-2, 1.8.11-3ubuntu1, 1.8.11-5ubuntu1, 1.8.11-5ubuntu2, 1.8.11-5ubuntu6, 1.8.11-5ubuntu7, 1.8.11-5ubuntu7.1, 1.8.11-5ubuntu7.1+esm1, 1.8.11-5ubuntu7.1+esm2, 1.8.15-patch1+docs-4, 1.8.15-patch1+docs-5, 1.8.16+docs-1, 1.8.16+docs-2, 1.8.16+docs-3, 1.8.16+docs-3ubuntu1, 1.8.16+docs-4, 1.8.16+docs-4ubuntu1, 1.8.16+docs-4ubuntu1.1, 1.8.16+docs-4ubuntu1.1+esm1, 1.8.16+docs-4ubuntu1.1+esm2, 2.2.0+repack-4, 2.2.0+repack-5
- Fixed versions
- Not specified
- CVEs
- CVE-2026-17573
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 02:05 UTC · Revision 1
Source evidence
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.
osv:UBUNTU-CVE-2026-17573
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
hdf5
Fixed versions: Not specified
Complete source record
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"modified": "2026-10-17T12:58:06.620901533Z",
"provider": "osv",
"upstream": [
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],
"references": [
"https://ubuntu.com/security/CVE-2026-17573",
"https://www.cve.org/CVERecord?id=CVE-2026-17573"
]
},
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"evidence": "/upstream"
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],
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},
"source_id": "core-osv",
"document_id": 358124,
"published_at": "2026-07-27T16:17:00+00:00"
}