MediumFix available
tiff — security advisory
loadImage() in tools/tiffcrop.c in LibTIFF through 4.5.0 has a heap-based use after free via a crafted TIFF image.
- Products
- tiff
- Affected versions
- 4.5.0-6, 4.5.0-6+deb12u1
- Fixed versions
- 4.5.0-6+deb12u2, 4.5.1~rc3-1
- CVEs
- CVE-2023-26965
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:27 UTC · Revision 1
Source evidence
loadImage() in tools/tiffcrop.c in LibTIFF through 4.5.0 has a heap-based use after free via a crafted TIFF image.
osv:DEBIAN-CVE-2023-26965
tiff
Fixed versions: 4.5.0-6+deb12u2
tiff
Fixed versions: 4.5.1~rc3-1
tiff
Fixed versions: 4.5.1~rc3-1
Complete source record
{
"id": "03603bdbc549a99dfc85d076df14a3245f408c6d7c1fd86239d6bfdd42e1f555",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-26965",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-26965",
"summary": "loadImage() in tools/tiffcrop.c in LibTIFF through 4.5.0 has a heap-based use after free via a crafted TIFF image.",
"evidence": "osv:DEBIAN-CVE-2023-26965",
"products": [
{
"name": {
"value": "tiff",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.5.0-6+deb12u2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": [
{
"value": "4.5.0-6",
"evidence": "/affected/0/versions"
},
{
"value": "4.5.0-6+deb12u1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "tiff",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.5.1~rc3-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "tiff",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.5.1~rc3-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2023-26965",
"aliases": [
"DEBIAN-CVE-2023-26965"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.5.0-6+deb12u2"
}
]
}
],
"package": {
"name": "tiff",
"purl": "pkg:deb/debian/tiff?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"4.5.0-6",
"4.5.0-6+deb12u1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-26965.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.5.1~rc3-1"
}
]
}
],
"package": {
"name": "tiff",
"purl": "pkg:deb/debian/tiff?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-26965.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.5.1~rc3-1"
}
]
}
],
"package": {
"name": "tiff",
"purl": "pkg:deb/debian/tiff?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-26965.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:00:40.940400308Z",
"provider": "osv",
"upstream": [
"CVE-2023-26965"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-26965"
]
},
"related_cves": [
{
"value": "CVE-2023-26965",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 455120,
"published_at": "2023-06-14T21:15:09.483+00:00"
}