HighFix available
cimg — security advisory
An issue was discovered in CImg v.220. A heap-based buffer over-read in load_bmp in CImg.h occurs when loading a crafted bmp image, a different vulnerability than CVE-2018-7588. This is in a "16 bits colors" case, aka case 16.
- Products
- cimg
- Affected versions
- Not specified
- Fixed versions
- 2.3.6+dfsg-1
- CVEs
- CVE-2018-7639
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:57 UTC · Revision 1
Source evidence
An issue was discovered in CImg v.220. A heap-based buffer over-read in load_bmp in CImg.h occurs when loading a crafted bmp image, a different vulnerability than CVE-2018-7588. This is in a "16 bits colors" case, aka case 16.
osv:DEBIAN-CVE-2018-7639
cimg
Fixed versions: 2.3.6+dfsg-1
cimg
Fixed versions: 2.3.6+dfsg-1
cimg
Fixed versions: 2.3.6+dfsg-1
Complete source record
{
"id": "511e59d05abdd179472b5daf4da5362cbd79a8e1a42422672365a1d1c13c02b8",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-7639",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-7639",
"summary": "An issue was discovered in CImg v.220. A heap-based buffer over-read in load_bmp in CImg.h occurs when loading a crafted bmp image, a different vulnerability than CVE-2018-7588. This is in a \"16 bits colors\" case, aka case 16.",
"evidence": "osv:DEBIAN-CVE-2018-7639",
"products": [
{
"name": {
"value": "cimg",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.3.6+dfsg-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "cimg",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.3.6+dfsg-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "cimg",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.3.6+dfsg-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2018-7639",
"aliases": [
"DEBIAN-CVE-2018-7639"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.6+dfsg-1"
}
]
}
],
"package": {
"name": "cimg",
"purl": "pkg:deb/debian/cimg?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7639.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.6+dfsg-1"
}
]
}
],
"package": {
"name": "cimg",
"purl": "pkg:deb/debian/cimg?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7639.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.6+dfsg-1"
}
]
}
],
"package": {
"name": "cimg",
"purl": "pkg:deb/debian/cimg?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7639.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-23T18:03:58.615064881Z",
"provider": "osv",
"upstream": [
"CVE-2018-7639"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-7639"
]
},
"related_cves": [
{
"value": "CVE-2018-7639",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 422811,
"published_at": "2018-03-02T14:29:00.313+00:00"
}