MediumFix available
openexr — security advisory
OpenEXR 2.3.0 has a memory leak in ThreadPool in IlmBase/IlmThread/IlmThreadPool.cpp, as demonstrated by exrmultiview.
- Products
- openexr
- Affected versions
- Not specified
- Fixed versions
- 2.5.3-2
- CVEs
- CVE-2018-18443
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 01:32 UTC · Revision 1
Source evidence
OpenEXR 2.3.0 has a memory leak in ThreadPool in IlmBase/IlmThread/IlmThreadPool.cpp, as demonstrated by exrmultiview.
osv:DEBIAN-CVE-2018-18443
openexr
Fixed versions: 2.5.3-2
openexr
Fixed versions: 2.5.3-2
openexr
Fixed versions: 2.5.3-2
Complete source record
{
"id": "5b6124aadde88928babba03a54a63a3ca5203be11834e0e5b589cf6d51636dd6",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-18443",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-18443",
"summary": "OpenEXR 2.3.0 has a memory leak in ThreadPool in IlmBase/IlmThread/IlmThreadPool.cpp, as demonstrated by exrmultiview.",
"evidence": "osv:DEBIAN-CVE-2018-18443",
"products": [
{
"name": {
"value": "openexr",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.3-2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openexr",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.3-2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openexr",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.3-2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2018-18443",
"aliases": [
"DEBIAN-CVE-2018-18443"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.3-2"
}
]
}
],
"package": {
"name": "openexr",
"purl": "pkg:deb/debian/openexr?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18443.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.3-2"
}
]
}
],
"package": {
"name": "openexr",
"purl": "pkg:deb/debian/openexr?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18443.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.3-2"
}
]
}
],
"package": {
"name": "openexr",
"purl": "pkg:deb/debian/openexr?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18443.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
],
"modified": "2026-10-23T18:04:47.226543419Z",
"provider": "osv",
"upstream": [
"CVE-2018-18443"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-18443"
]
},
"related_cves": [
{
"value": "CVE-2018-18443",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 423755,
"published_at": "2018-10-17T19:29:00.567+00:00"
}