MediumFix available
hdf5 — security advisory
Memory leak in the H5O_dtype_decode_helper() function in H5Odtype.c in the HDF HDF5 through 1.10.3 library allows attackers to cause a denial of service (memory consumption) via a crafted HDF5 file.
- Products
- hdf5
- Affected versions
- Not specified
- Fixed versions
- 1.10.6+repack-2
- CVEs
- CVE-2018-17437
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:36 UTC · Revision 1
Source evidence
Memory leak in the H5O_dtype_decode_helper() function in H5Odtype.c in the HDF HDF5 through 1.10.3 library allows attackers to cause a denial of service (memory consumption) via a crafted HDF5 file.
osv:DEBIAN-CVE-2018-17437
hdf5
Fixed versions: 1.10.6+repack-2
hdf5
Fixed versions: 1.10.6+repack-2
hdf5
Fixed versions: 1.10.6+repack-2
Complete source record
{
"id": "d11f666add6c21c3ea122964b4b09bed2caa987a4de0b2fb9115bf84b0b26336",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-17437",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-17437",
"summary": "Memory leak in the H5O_dtype_decode_helper() function in H5Odtype.c in the HDF HDF5 through 1.10.3 library allows attackers to cause a denial of service (memory consumption) via a crafted HDF5 file.",
"evidence": "osv:DEBIAN-CVE-2018-17437",
"products": [
{
"name": {
"value": "hdf5",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.10.6+repack-2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "hdf5",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.10.6+repack-2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "hdf5",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.10.6+repack-2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2018-17437",
"aliases": [
"DEBIAN-CVE-2018-17437"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.10.6+repack-2"
}
]
}
],
"package": {
"name": "hdf5",
"purl": "pkg:deb/debian/hdf5?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-17437.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.10.6+repack-2"
}
]
}
],
"package": {
"name": "hdf5",
"purl": "pkg:deb/debian/hdf5?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-17437.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.10.6+repack-2"
}
]
}
],
"package": {
"name": "hdf5",
"purl": "pkg:deb/debian/hdf5?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-17437.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-23T18:03:28.795896056Z",
"provider": "osv",
"upstream": [
"CVE-2018-17437"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-17437"
]
},
"related_cves": [
{
"value": "CVE-2018-17437",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 421635,
"published_at": "2018-09-24T14:29:01.043+00:00"
}