CVE-2025-25475

A NULL pointer dereference in the component /libsrc/dcrleccd.cc of DCMTK v3.6.9+ DEV allows attackers to cause a Denial of Service (DoS) via a crafted DICOM file.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/25xxx/CVE-2025-25475.json",
    "cna_assigner": "mitre"
}

References

Affected packages

Git / github.com/dcmtk/dcmtk

Affected ranges

Type

GIT

Repo

https://github.com/dcmtk/dcmtk

Events

Introduced

ac002900cab167509881e5b837cdef5dcb07cd37

Fixed

bffa3e9116abb7038b432443f16b1bd390e80245

Database specific

Show details

{
    "cpe": "cpe:2.3:a:offis:dcmtk:3.6.9:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "3.6.9"
        },
        {
            "last_affected": "3.6.9"
        }
    ],
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ]
}

Affected versions

3.*

3.6.9

DCMTK-3.*

DCMTK-3.6.9

Database specific

vanir_signatures_modified

"2026-08-12T15:16:19Z"

vanir_signatures

[
    {
        "id": "CVE-2025-25475-080aebd3",
        "deprecated": false,
        "signature_type": "Line",
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "312513902527789140787132207368160112329",
                "158358958029820157104687039182207508187",
                "144456739930771895532276089430615767180",
                "32620995008868138340460389977170950465"
            ]
        },
        "source": "https://github.com/dcmtk/dcmtk/commit/bffa3e9116abb7038b432443f16b1bd390e80245",
        "target": {
            "file": "dcmdata/libsrc/dcrleccd.cc"
        }
    },
    {
        "id": "CVE-2025-25475-90d7a2b0",
        "deprecated": false,
        "signature_type": "Function",
        "signature_version": "v1",
        "digest": {
            "length": 7388.0,
            "function_hash": "167391237099498405725752917424488410657"
        },
        "source": "https://github.com/dcmtk/dcmtk/commit/bffa3e9116abb7038b432443f16b1bd390e80245",
        "target": {
            "function": "DcmRLECodecDecoder::decode",
            "file": "dcmdata/libsrc/dcrleccd.cc"
        }
    }
]

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-25475.json"