Medium
exiv2 — security advisory
A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.
- Products
- exiv2
- Affected versions
- 0.27.6-1, 0.28.0+dfsg-1, 0.28.0+dfsg-2, 0.28.0+dfsg-3, 0.28.0+dfsg-4, 0.28.1+dfsg-1, 0.28.1+dfsg-2, 0.28.1+dfsg-3, 0.28.2+dfsg-1, 0.28.3+dfsg-1, 0.28.3+dfsg-2, 0.28.4+dfsg-1, 0.28.4+dfsg-2, 0.28.5+dfsg-1, 0.28.7+dfsg-1, 0.28.7+dfsg-2, 0.28.8+dfsg-1, 0.28.9+dfsg-1
- Fixed versions
- Not specified
- CVEs
- CVE-2020-18774
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 13:05 UTC · Revision 1
Source evidence
A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.
osv:DEBIAN-CVE-2020-18774
exiv2
Fixed versions: Not specified
exiv2
Fixed versions: Not specified
exiv2
Fixed versions: Not specified
Complete source record
{
"id": "4723de830c43ebf27666b030d9976f914d39e1eb5b8d0a8ffeef9521f78df717",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-18774",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2020-18774",
"summary": "A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.",
"evidence": "osv:DEBIAN-CVE-2020-18774",
"products": [
{
"name": {
"value": "exiv2",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.27.6-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.0+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.0+dfsg-2",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.0+dfsg-3",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.0+dfsg-4",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.1+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.1+dfsg-2",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.1+dfsg-3",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.2+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.3+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.3+dfsg-2",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.4+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.4+dfsg-2",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.5+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.7+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.7+dfsg-2",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.8+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.28.9+dfsg-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "exiv2",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.28.5+dfsg-1",
"evidence": "/affected/1/versions"
},
{
"value": "0.28.7+dfsg-1",
"evidence": "/affected/1/versions"
},
{
"value": "0.28.7+dfsg-2",
"evidence": "/affected/1/versions"
},
{
"value": "0.28.8+dfsg-1",
"evidence": "/affected/1/versions"
},
{
"value": "0.28.9+dfsg-1",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "exiv2",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.28.5+dfsg-1",
"evidence": "/affected/2/versions"
},
{
"value": "0.28.7+dfsg-1",
"evidence": "/affected/2/versions"
},
{
"value": "0.28.7+dfsg-2",
"evidence": "/affected/2/versions"
},
{
"value": "0.28.8+dfsg-1",
"evidence": "/affected/2/versions"
},
{
"value": "0.28.9+dfsg-1",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2020-18774",
"aliases": [
"DEBIAN-CVE-2020-18774"
],
"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"
}
]
}
],
"package": {
"name": "exiv2",
"purl": "pkg:deb/debian/exiv2?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"0.27.6-1",
"0.28.0+dfsg-1",
"0.28.0+dfsg-2",
"0.28.0+dfsg-3",
"0.28.0+dfsg-4",
"0.28.1+dfsg-1",
"0.28.1+dfsg-2",
"0.28.1+dfsg-3",
"0.28.2+dfsg-1",
"0.28.3+dfsg-1",
"0.28.3+dfsg-2",
"0.28.4+dfsg-1",
"0.28.4+dfsg-2",
"0.28.5+dfsg-1",
"0.28.7+dfsg-1",
"0.28.7+dfsg-2",
"0.28.8+dfsg-1",
"0.28.9+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-18774.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "exiv2",
"purl": "pkg:deb/debian/exiv2?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"0.28.5+dfsg-1",
"0.28.7+dfsg-1",
"0.28.7+dfsg-2",
"0.28.8+dfsg-1",
"0.28.9+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-18774.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "exiv2",
"purl": "pkg:deb/debian/exiv2?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"0.28.5+dfsg-1",
"0.28.7+dfsg-1",
"0.28.7+dfsg-2",
"0.28.8+dfsg-1",
"0.28.9+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-18774.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
],
"modified": "2026-10-26T12:01:42.784020659Z",
"provider": "osv",
"upstream": [
"CVE-2020-18774"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2020-18774"
]
},
"related_cves": [
{
"value": "CVE-2020-18774",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 451795,
"published_at": "2021-08-23T22:15:27.91+00:00"
}