High
Security advisory
The library's failure to check if certain message types support a particular flag, the HDF5 1.8.16 library will cast the structure to an alternative structure and then assign to fields that aren't supported by the message type and the library will write outside the bounds of the heap buffer. This can lead to code execution under the context of the library.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-4332
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:23 UTC · Revision 1
Source evidence
The library's failure to check if certain message types support a particular flag, the HDF5 1.8.16 library will cast the structure to an alternative structure and then assign to fields that aren't supported by the message type and the library will write outside the bounds of the heap buffer. This can lead to code execution under the context of the library.
osv:CVE-2016-4332
Complete source record
{
"id": "4ad2b03cfaf82510de2b86a297e85c0fa93a2e56c784bc0e641ec31ab345943d",
"url": "https://osv.dev/vulnerability/CVE-2016-4332",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-4332",
"summary": "The library's failure to check if certain message types support a particular flag, the HDF5 1.8.16 library will cast the structure to an alternative structure and then assign to fields that aren't supported by the message type and the library will write outside the bounds of the heap buffer. This can lead to code execution under the context of the library.",
"evidence": "osv:CVE-2016-4332",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2016-4332",
"aliases": [
"CVE-2016-4332"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/hdfgroup/hdf5",
"type": "GIT",
"events": [
{
"introduced": "28cd632b8d7a280b44cc4d2e18a01a0319d0275d"
},
{
"last_affected": "28cd632b8d7a280b44cc4d2e18a01a0319d0275d"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:hdfgroup:hdf5:1.8.16:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.8.16"
},
{
"last_affected": "1.8.16"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"1.8.16",
"hdf5-1_8_16"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4332.json"
}
}
],
"modified": "2026-10-24T10:30:18.312943751Z",
"provider": "osv",
"references": [
"https://security.gentoo.org/glsa/201701-13"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2016-4332",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429746,
"published_at": "2016-11-18T20:59:03.693+00:00"
}