MediumFix available
libmaxminddb — security advisory
libmaxminddb before 1.4.3 has a heap-based buffer over-read in dump_entry_data_list in maxminddb.c.
- Products
- libmaxminddb
- Affected versions
- Not specified
- Fixed versions
- 1.3.2-r1, 1.4.2-r2, 1.4.3-r0
- CVEs
- CVE-2020-28241
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:09 UTC · Revision 1
Source evidence
libmaxminddb before 1.4.3 has a heap-based buffer over-read in dump_entry_data_list in maxminddb.c.
osv:ALPINE-CVE-2020-28241
libmaxminddb
Fixed versions: 1.3.2-r1
libmaxminddb
Fixed versions: 1.4.2-r2
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
libmaxminddb
Fixed versions: 1.4.3-r0
Complete source record
{
"id": "8385318a53f84c69262e338161f9239014f95971e53c9945b8dc9eec548768a8",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2020-28241",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2020-28241",
"summary": "libmaxminddb before 1.4.3 has a heap-based buffer over-read in dump_entry_data_list in maxminddb.c.",
"evidence": "osv:ALPINE-CVE-2020-28241",
"products": [
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.3.2-r1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.2-r2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libmaxminddb",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.4.3-r0",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "ALPINE-CVE-2020-28241",
"aliases": [
"ALPINE-CVE-2020-28241"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.3.2-r1"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.10"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.2-r2"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.11"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.12"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.13"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.14"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.15"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.16"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.17"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.18"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.19"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.20"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.21"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.22"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.23"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.3-r0"
}
]
}
],
"package": {
"name": "libmaxminddb",
"purl": "pkg:apk/alpine/libmaxminddb?arch=source",
"ecosystem": "Alpine:v3.24"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28241.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-26T11:17:55.165439210Z",
"provider": "osv",
"upstream": [
"CVE-2020-28241"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-28241"
]
},
"related_cves": [
{
"value": "CVE-2020-28241",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450591,
"published_at": "2020-11-06T05:15:10.973+00:00"
}