Low
assimp — security advisory
A security vulnerability has been detected in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function Assimp::SceneCombiner::Copy of the file code/Common/SceneCombiner.cpp of the component Model File Handler. Such manipulation of the argument width/height leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.
- Products
- assimp
- Affected versions
- 5.2.5~ds0-1, 5.2.5~ds0-1.1, 5.3.1+ds-1, 5.3.1+ds-2, 5.4.0+ds-1, 5.4.1+ds-1, 5.4.2+ds-1, 5.4.3+ds-2, 5.4.3+ds-3, 6.0.2+ds-1, 6.0.3+ds-1, 6.0.4+ds-1, 6.0.4+ds-3, 6.0.5+ds-1
- Fixed versions
- Not specified
- CVEs
- CVE-2025-15666
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 03:40 UTC · Revision 1
Source evidence
A security vulnerability has been detected in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function Assimp::SceneCombiner::Copy of the file code/Common/SceneCombiner.cpp of the component Model File Handler. Such manipulation of the argument width/height leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.
osv:DEBIAN-CVE-2025-15666
assimp
Fixed versions: Not specified
assimp
Fixed versions: Not specified
assimp
Fixed versions: Not specified
Complete source record
{
"id": "69da7d9955e439942f3922055eb641a90698af30a819e22b7e6a1a82228f8c1f",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2025-15666",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2025-15666",
"summary": "A security vulnerability has been detected in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function Assimp::SceneCombiner::Copy of the file code/Common/SceneCombiner.cpp of the component Model File Handler. Such manipulation of the argument width/height leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.",
"evidence": "osv:DEBIAN-CVE-2025-15666",
"products": [
{
"name": {
"value": "assimp",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "5.2.5~ds0-1",
"evidence": "/affected/0/versions"
},
{
"value": "5.2.5~ds0-1.1",
"evidence": "/affected/0/versions"
},
{
"value": "5.3.1+ds-1",
"evidence": "/affected/0/versions"
},
{
"value": "5.3.1+ds-2",
"evidence": "/affected/0/versions"
},
{
"value": "5.4.0+ds-1",
"evidence": "/affected/0/versions"
},
{
"value": "5.4.1+ds-1",
"evidence": "/affected/0/versions"
},
{
"value": "5.4.2+ds-1",
"evidence": "/affected/0/versions"
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{
"value": "5.4.3+ds-2",
"evidence": "/affected/0/versions"
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{
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{
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{
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{
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"evidence": "/affected/0/versions"
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{
"value": "6.0.4+ds-3",
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{
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}
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{
"name": {
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{
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{
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"evidence": "/affected/1/versions"
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{
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"evidence": "/affected/1/versions"
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{
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"evidence": "/affected/1/versions"
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{
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"evidence": "/affected/1/versions"
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{
"value": "6.0.5+ds-1",
"evidence": "/affected/1/versions"
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{
"name": {
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"evidence": "/affected/2/package/name"
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"affected_versions": [
{
"value": "5.4.3+ds-2",
"evidence": "/affected/2/versions"
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{
"value": "5.4.3+ds-3",
"evidence": "/affected/2/versions"
},
{
"value": "6.0.2+ds-1",
"evidence": "/affected/2/versions"
},
{
"value": "6.0.3+ds-1",
"evidence": "/affected/2/versions"
},
{
"value": "6.0.4+ds-1",
"evidence": "/affected/2/versions"
},
{
"value": "6.0.4+ds-3",
"evidence": "/affected/2/versions"
},
{
"value": "6.0.5+ds-1",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "low",
"structured": {
"id": "DEBIAN-CVE-2025-15666",
"aliases": [
"DEBIAN-CVE-2025-15666"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
}
],
"affected": [
{
"ranges": [
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"type": "ECOSYSTEM",
"events": [
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"package": {
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"purl": "pkg:deb/debian/assimp?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
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"5.2.5~ds0-1.1",
"5.3.1+ds-1",
"5.3.1+ds-2",
"5.4.0+ds-1",
"5.4.1+ds-1",
"5.4.2+ds-1",
"5.4.3+ds-2",
"5.4.3+ds-3",
"6.0.2+ds-1",
"6.0.3+ds-1",
"6.0.4+ds-1",
"6.0.4+ds-3",
"6.0.5+ds-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15666.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "assimp",
"purl": "pkg:deb/debian/assimp?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"5.4.3+ds-2",
"5.4.3+ds-3",
"6.0.2+ds-1",
"6.0.3+ds-1",
"6.0.4+ds-1",
"6.0.4+ds-3",
"6.0.5+ds-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15666.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
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"purl": "pkg:deb/debian/assimp?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
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"5.4.3+ds-3",
"6.0.2+ds-1",
"6.0.3+ds-1",
"6.0.4+ds-1",
"6.0.4+ds-3",
"6.0.5+ds-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15666.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-07T09:47:27.735800959Z",
"provider": "osv",
"upstream": [
"CVE-2025-15666"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2025-15666"
]
},
"related_cves": [
{
"value": "CVE-2025-15666",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 94640,
"published_at": "2026-07-01T07:16:21.077+00:00"
}