CVE-2025-3159

A vulnerability, which was classified as critical, was found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::ASE::Parser::ParseLV4MeshBonesVertices of the file code/AssetLib/ASE/ASEParser.cpp of the component ASE File Handler. The manipulation leads to heap-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of the patch is e8a6286542924e628e02749c4f5ac4f91fdae71b. It is recommended to apply a patch to fix this issue.

References

Affected packages

Git / github.com/assimp/assimp

Affected ranges

Type: GIT
Repo: https://github.com/assimp/assimp
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Git / github.com/tellypresence/assimp

Affected ranges

Type: GIT
Repo: https://github.com/tellypresence/assimp
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Fixed

e8a6286542924e628e02749c4f5ac4f91fdae71b

Affected versions

Release3.*

Release3.1_RC1

v.*

v.5.0.0.rc1

v.5.0.0.rc2

v3.*

v3.1

v3.1-rc2

v3.1.1

v3.2

v3.3

v3.3.1

v4.*

v4.0.0

v4.0.0.rc1

v4.0.1

v4.1.0

v5.*

v5.0.0

Database specific

vanir_signatures

[
    {
        "digest": {
            "function_hash": "337993807340524019160413072365047760209",
            "length": 1002.0
        },
        "signature_type": "Function",
        "target": {
            "function": "Parser::ParseLV4MeshBonesVertices",
            "file": "code/AssetLib/ASE/ASEParser.cpp"
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/tellypresence/assimp/commit/e8a6286542924e628e02749c4f5ac4f91fdae71b",
        "id": "CVE-2025-3159-0785702a"
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "70298482493586809204749051886365196332",
                "280471838371599426366051282866010927887",
                "90703289159286373221026547341940600706",
                "188288995851060666986741661244281074631",
                "41352071892326364877479901686864977384"
            ]
        },
        "signature_type": "Line",
        "target": {
            "file": "code/AssetLib/ASE/ASEParser.cpp"
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/tellypresence/assimp/commit/e8a6286542924e628e02749c4f5ac4f91fdae71b",
        "id": "CVE-2025-3159-c93ee82e"
    }
]