LowFix available
dcmtk — security advisory
A flaw has been found in OFFIS DCMTK up to 3.7.0. The affected element is the function XMLNode::parseFile in the library ofstd/libsrc/ofxml.cc. Executing a manipulation can lead to heap-based buffer overflow. The attack may be performed from remote. The exploit has been published and may be used. This patch is called 1d4b3815c0987840a983160bfc671fef63a3105b. It is best practice to apply a patch to resolve this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
- Products
- dcmtk
- Affected versions
- 3.6.7-8, 3.6.7-9~deb12u1, 3.6.7-9~deb12u2, 3.6.7-9~deb12u3, 3.6.9-5, 3.6.9-5+deb13u1, 3.6.9-6, 3.7.0+really3.6.9-1, 3.7.0+really3.7.0-0+exp1, 3.7.0+really3.7.0-1, 3.7.0+really3.7.0-2, 3.7.0+really3.7.0-3, 3.7.0+really3.7.0-4, 3.7.0+really3.7.0-5, 3.7.0-1
- Fixed versions
- 3.6.7-9~deb12u4, 3.6.9-5+deb13u2, 3.7.0+really3.7.0-6
- CVEs
- CVE-2026-12805
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:20 UTC · Revision 2
Source evidence
A flaw has been found in OFFIS DCMTK up to 3.7.0. The affected element is the function XMLNode::parseFile in the library ofstd/libsrc/ofxml.cc. Executing a manipulation can lead to heap-based buffer overflow. The attack may be performed from remote. The exploit has been published and may be used. This patch is called 1d4b3815c0987840a983160bfc671fef63a3105b. It is best practice to apply a patch to resolve this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
osv:DEBIAN-CVE-2026-12805
dcmtk
Fixed versions: 3.6.7-9~deb12u4
dcmtk
Fixed versions: 3.6.9-5+deb13u2
dcmtk
Fixed versions: 3.7.0+really3.7.0-6
Complete source record
{
"id": "374befdf7370005c770424c7880662a46e72fb19c3754f15b971c2e82a75b768",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-12805",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2026-12805",
"summary": "A flaw has been found in OFFIS DCMTK up to 3.7.0. The affected element is the function XMLNode::parseFile in the library ofstd/libsrc/ofxml.cc. Executing a manipulation can lead to heap-based buffer overflow. The attack may be performed from remote. The exploit has been published and may be used. This patch is called 1d4b3815c0987840a983160bfc671fef63a3105b. It is best practice to apply a patch to resolve this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.",
"evidence": "osv:DEBIAN-CVE-2026-12805",
"products": [
{
"name": {
"value": "dcmtk",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.6.7-9~deb12u4",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": [
{
"value": "3.6.7-8",
"evidence": "/affected/0/versions"
},
{
"value": "3.6.7-9~deb12u1",
"evidence": "/affected/0/versions"
},
{
"value": "3.6.7-9~deb12u2",
"evidence": "/affected/0/versions"
},
{
"value": "3.6.7-9~deb12u3",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "dcmtk",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.6.9-5+deb13u2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": [
{
"value": "3.6.9-5",
"evidence": "/affected/1/versions"
},
{
"value": "3.6.9-5+deb13u1",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "dcmtk",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.7.0+really3.7.0-6",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": [
{
"value": "3.6.9-5",
"evidence": "/affected/2/versions"
},
{
"value": "3.6.9-6",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.6.9-1",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.7.0-0+exp1",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.7.0-1",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.7.0-2",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.7.0-3",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.7.0-4",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0+really3.7.0-5",
"evidence": "/affected/2/versions"
},
{
"value": "3.7.0-1",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "low",
"structured": {
"id": "DEBIAN-CVE-2026-12805",
"aliases": [
"DEBIAN-CVE-2026-12805"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.6.7-9~deb12u4"
}
]
}
],
"package": {
"name": "dcmtk",
"purl": "pkg:deb/debian/dcmtk?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"3.6.7-8",
"3.6.7-9~deb12u1",
"3.6.7-9~deb12u2",
"3.6.7-9~deb12u3"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-12805.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.6.9-5+deb13u2"
}
]
}
],
"package": {
"name": "dcmtk",
"purl": "pkg:deb/debian/dcmtk?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"3.6.9-5",
"3.6.9-5+deb13u1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-12805.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.7.0+really3.7.0-6"
}
]
}
],
"package": {
"name": "dcmtk",
"purl": "pkg:deb/debian/dcmtk?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"3.6.9-5",
"3.6.9-6",
"3.7.0+really3.6.9-1",
"3.7.0+really3.7.0-0+exp1",
"3.7.0+really3.7.0-1",
"3.7.0+really3.7.0-2",
"3.7.0+really3.7.0-3",
"3.7.0+really3.7.0-4",
"3.7.0+really3.7.0-5",
"3.7.0-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-12805.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T11:47:39.224727416Z",
"provider": "osv",
"upstream": [
"CVE-2026-12805"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2026-12805"
]
},
"related_cves": [
{
"value": "CVE-2026-12805",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450872,
"published_at": "2026-06-21T20:16:27.343+00:00"
}