ubuntu-cve-2026-12805
Vulnerability from osv_ubuntu
Published
2026-06-21 20:16
Modified
2026-06-24 08:58
Summary
Details
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.
Severity
6.3 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.6.1~20150924-5ubuntu0.1~esm3"
},
{
"binary_name": "libdcmtk5",
"binary_version": "3.6.1~20150924-5ubuntu0.1~esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.6.1~20150924-5ubuntu0.1~esm3?arch=source\u0026distro=esm-apps/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.0-15.1",
"3.6.1~20150629-5",
"3.6.1~20150924-4",
"3.6.1~20150924-5",
"3.6.1~20150924-5ubuntu0.1~esm1",
"3.6.1~20150924-5ubuntu0.1~esm2",
"3.6.1~20150924-5ubuntu0.1~esm3"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.6.2-3ubuntu0.1~esm3"
},
{
"binary_name": "libdcmtk12",
"binary_version": "3.6.2-3ubuntu0.1~esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.6.2-3ubuntu0.1~esm3?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.2-2",
"3.6.2-2build1",
"3.6.2-3",
"3.6.2-3build1",
"3.6.2-3build2",
"3.6.2-3build3",
"3.6.2-3ubuntu0.1~esm1",
"3.6.2-3ubuntu0.1~esm2",
"3.6.2-3ubuntu0.1~esm3"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.6.4-2.1ubuntu0.2+esm1"
},
{
"binary_name": "libdcmtk14",
"binary_version": "3.6.4-2.1ubuntu0.2+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.6.4-2.1ubuntu0.2+esm1?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.4-2.1",
"3.6.4-2.1build1",
"3.6.4-2.1build2",
"3.6.4-2.1ubuntu0.1~esm1",
"3.6.4-2.1ubuntu0.1",
"3.6.4-2.1ubuntu0.1+esm1",
"3.6.4-2.1ubuntu0.2",
"3.6.4-2.1ubuntu0.2+esm1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.6.6-5ubuntu0.1~esm2"
},
{
"binary_name": "libdcmtk16",
"binary_version": "3.6.6-5ubuntu0.1~esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:22.04:LTS",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.6.6-5ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.5-1",
"3.6.6-3ubuntu1",
"3.6.6-3ubuntu2",
"3.6.6-4",
"3.6.6-5",
"3.6.6-5ubuntu0.1~esm1",
"3.6.6-5ubuntu0.1~esm2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.6.7-9.1ubuntu0.1~esm1"
},
{
"binary_name": "libdcmtk17t64",
"binary_version": "3.6.7-9.1ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:24.04:LTS",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.6.7-9.1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.7-9",
"3.6.7-9.1build2",
"3.6.7-9.1build3",
"3.6.7-9.1build4",
"3.6.7-9.1ubuntu0.1~esm1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.6.9-5build1"
},
{
"binary_name": "dcmtk-data",
"binary_version": "3.6.9-5build1"
},
{
"binary_name": "libdcmtk19",
"binary_version": "3.6.9-5build1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.6.9-5build1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.9-4",
"3.6.9-5",
"3.6.9-5build1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "dcmtk",
"binary_version": "3.7.0+really3.6.9-1"
},
{
"binary_name": "dcmtk-data",
"binary_version": "3.7.0+really3.6.9-1"
},
{
"binary_name": "libdcmtk19",
"binary_version": "3.7.0+really3.6.9-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "dcmtk",
"purl": "pkg:deb/ubuntu/dcmtk@3.7.0+really3.6.9-1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.6.9-5build1",
"3.6.9-6",
"3.7.0+really3.6.9-1"
]
}
],
"aliases": [],
"details": "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.",
"id": "UBUNTU-CVE-2026-12805",
"modified": "2026-06-24T08:58:49Z",
"published": "2026-06-21T20:16:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-12805"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-12805"
},
{
"type": "REPORT",
"url": "https://support.dcmtk.org/redmine/issues/1208"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
"type": "CVSS_V3"
},
{
"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",
"type": "CVSS_V4"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-12805"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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