CriticalFix available
libexif — security advisory
An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to information disclosure and crashes. This is different from CVE-2020-0093.
- Products
- libexif
- Affected versions
- Not specified
- Fixed versions
- 0.6.22-r0
- CVEs
- CVE-2020-13112
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:01 UTC · Revision 1
Source evidence
An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to information disclosure and crashes. This is different from CVE-2020-0093.
osv:ALPINE-CVE-2020-13112
libexif
Fixed versions: 0.6.22-r0
libexif
Fixed versions: 0.6.22-r0
libexif
Fixed versions: 0.6.22-r0
libexif
Fixed versions: 0.6.22-r0
libexif
Fixed versions: 0.6.22-r0
Complete source record
{
"id": "33348815a63df53b9cd9b3592970a9ab2282f5bcfdc3eb9fa218949ecc707849",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2020-13112",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2020-13112",
"summary": "An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to information disclosure and crashes. This is different from CVE-2020-0093.",
"evidence": "osv:ALPINE-CVE-2020-13112",
"products": [
{
"name": {
"value": "libexif",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.6.22-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libexif",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.6.22-r0",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libexif",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.6.22-r0",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libexif",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.6.22-r0",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.6.22-r0",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "ALPINE-CVE-2020-13112",
"aliases": [
"ALPINE-CVE-2020-13112"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.22-r0"
}
]
}
],
"package": {
"name": "libexif",
"purl": "pkg:apk/alpine/libexif?arch=source",
"ecosystem": "Alpine:v3.10"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-13112.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.22-r0"
}
]
}
],
"package": {
"name": "libexif",
"purl": "pkg:apk/alpine/libexif?arch=source",
"ecosystem": "Alpine:v3.11"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-13112.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.22-r0"
}
]
}
],
"package": {
"name": "libexif",
"purl": "pkg:apk/alpine/libexif?arch=source",
"ecosystem": "Alpine:v3.12"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-13112.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.22-r0"
}
]
}
],
"package": {
"name": "libexif",
"purl": "pkg:apk/alpine/libexif?arch=source",
"ecosystem": "Alpine:v3.8"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-13112.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.6.22-r0"
}
]
}
],
"package": {
"name": "libexif",
"purl": "pkg:apk/alpine/libexif?arch=source",
"ecosystem": "Alpine:v3.9"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-13112.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-26T11:17:55.111135773Z",
"provider": "osv",
"upstream": [
"CVE-2020-13112"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-13112"
]
},
"related_cves": [
{
"value": "CVE-2020-13112",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450377,
"published_at": "2020-05-21T16:15:10.867+00:00"
}