CVE-2025-6120

A vulnerability classified as critical was found in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function read_meshes in the library assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6120.json",
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-119",
        "CWE-122"
    ]
}

References

Affected packages

Git / github.com/assimp/assimp

Affected ranges

Type

GIT

Repo

https://github.com/assimp/assimp

Events

Introduced

8b9ed34eaa3e6ad24254cb7e058fb9150f66b865

Last affected

c35200e38ea8f058812b83de2ef32c6093b0ece2

Database specific

{
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ],
    "cpe": "cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "5.4.0"
        },
        {
            "last_affected": "5.4.0"
        },
        {
            "introduced": "5.4.1"
        },
        {
            "last_affected": "5.4.1"
        },
        {
            "introduced": "5.4.2"
        },
        {
            "last_affected": "5.4.2"
        },
        {
            "introduced": "5.4.3"
        },
        {
            "last_affected": "5.4.3"
        },
        {
            "introduced": "0"
        }
    ]
}

Affected versions

5.*

5.4.0

5.4.1

5.4.2

5.4.3

v5.*

v5.4.0

v5.4.1

v5.4.2

v5.4.3

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6120.json"