High
goxel, raylib — security advisory
tinyobjloader-c's tinyobj_parse_and_index_mtl_file (tinyobj_loader_c.h) reads each line of a .mtl material file into a fixed 4096-byte stack buffer via memcpy(linebuf, p, p_len), guarded only by . The identical vulnerable pattern is duplicated in a second function in the same file.
- Products
- goxel, raylib
- Affected versions
- 0.10.6-3, 0.10.8-1, 0.11.0-1.1, 0.11.0-1.1build2, 0.11.0-1.1build3, 0.11.0-1.1build4, 0.15.1-1ubuntu1, 0.7.1-2, 0.7.2-1, 0.8.1-1, 0.8.1-1build1, 6.0+ds-1, 6.0+ds-2
- Fixed versions
- Not specified
- CVEs
- CVE-2026-71266
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 03:14 UTC · Revision 1
Source evidence
tinyobjloader-c's tinyobj_parse_and_index_mtl_file (tinyobj_loader_c.h) reads each line of a .mtl material file into a fixed 4096-byte stack buffer via memcpy(linebuf, p, p_len), guarded only by . The identical vulnerable pattern is duplicated in a second function in the same file.
osv:UBUNTU-CVE-2026-71266
goxel
Fixed versions: Not specified
goxel
Fixed versions: Not specified
goxel
Fixed versions: Not specified
goxel
Fixed versions: Not specified
goxel
Fixed versions: Not specified
raylib
Fixed versions: Not specified
goxel
Fixed versions: Not specified
Complete source record
{
"id": "13d3af3930b02486a7d6fcd1645591a33a058899be08587872c6301f226f1316",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-71266",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2026-71266",
"summary": "tinyobjloader-c's tinyobj_parse_and_index_mtl_file (tinyobj_loader_c.h) reads each line of a .mtl material file into a fixed 4096-byte stack buffer via memcpy(linebuf, p, p_len), guarded only by . The identical vulnerable pattern is duplicated in a second function in the same file.",
"evidence": "osv:UBUNTU-CVE-2026-71266",
"products": [
{
"name": {
"value": "goxel",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.7.1-2",
"evidence": "/affected/0/versions"
},
{
"value": "0.7.2-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "goxel",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
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"affected_versions": [
{
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"evidence": "/affected/1/versions"
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{
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"evidence": "/affected/1/versions"
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},
{
"name": {
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"evidence": "/affected/2/package/name"
},
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"affected_versions": [
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"evidence": "/affected/2/versions"
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{
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{
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},
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"affected_versions": [
{
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"evidence": "/affected/3/versions"
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{
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"evidence": "/affected/3/versions"
},
{
"value": "0.11.0-1.1build3",
"evidence": "/affected/3/versions"
}
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},
{
"name": {
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"evidence": "/affected/4/package/name"
},
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"affected_versions": [
{
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"evidence": "/affected/4/versions"
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{
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"evidence": "/affected/4/versions"
}
]
},
{
"name": {
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"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "6.0+ds-1",
"evidence": "/affected/5/versions"
},
{
"value": "6.0+ds-2",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "goxel",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.11.0-1.1build3",
"evidence": "/affected/6/versions"
},
{
"value": "0.11.0-1.1build4",
"evidence": "/affected/6/versions"
}
]
}
],
"severity": "high",
"structured": {
"id": "UBUNTU-CVE-2026-71266",
"aliases": [
"UBUNTU-CVE-2026-71266"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "goxel",
"purl": "pkg:deb/ubuntu/goxel?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"0.7.1-2",
"0.7.2-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-71266.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "goxel",
"binary_version": "0.7.2-1"
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]
}
},
{
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"package": {
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"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
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"0.8.1-1build1"
],
"database_specific": {
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},
"ecosystem_specific": {
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},
{
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"package": {
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"purl": "pkg:deb/ubuntu/goxel?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"0.10.6-3",
"0.10.8-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-71266.json"
},
"ecosystem_specific": {
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{
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}
},
{
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],
"package": {
"name": "goxel",
"purl": "pkg:deb/ubuntu/goxel?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"0.11.0-1.1",
"0.11.0-1.1build2",
"0.11.0-1.1build3"
],
"database_specific": {
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},
"ecosystem_specific": {
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{
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"package": {
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"purl": "pkg:deb/ubuntu/goxel?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"0.11.0-1.1build4",
"0.15.1-1ubuntu1"
],
"database_specific": {
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},
"ecosystem_specific": {
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{
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"package": {
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},
"versions": [
"6.0+ds-1",
"6.0+ds-2"
],
"database_specific": {
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},
"ecosystem_specific": {
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{
"binary_name": "libraylib600",
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},
{
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"package": {
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"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"0.11.0-1.1build3",
"0.11.0-1.1build4"
],
"database_specific": {
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},
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}
}
],
"modified": "2026-10-17T13:00:46.103063943Z",
"provider": "osv",
"upstream": [
"CVE-2026-71266"
],
"references": [
"https://ubuntu.com/security/CVE-2026-71266",
"https://www.cve.org/CVERecord?id=CVE-2026-71266",
"https://github.com/syoyo/tinyobjloader-c",
"https://github.com/syoyo/tinyobjloader-c/blob/master/tinyobj_loader_c.h"
]
},
"related_cves": [
{
"value": "CVE-2026-71266",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 360824,
"published_at": "2026-08-05T13:24:00+00:00"
}