CVE-2025-6119 - CVE House

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Status published Medium CVE-2025-6119

Open Asset Import Library Assimp BVHLoader.cpp ReadNodeChannels use after free

4.8 CVSS

Vulnerability Description

A vulnerability classified as critical has been found in Open Asset Import Library Assimp up to 5.4.3. Affected is the function Assimp::BVHLoader::ReadNodeChannels in the library assimp/code/AssetLib/BVH/BVHLoader.cpp. The manipulation of the argument pNode leads to use after free. Attacking locally is a requirement. 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Rulkallos (VulDB User)

References

More from Open Asset Import Library

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Open Asset Import Library Assimp HL1MDLLoader.cpp read_meshes heap-based overflow

Open Asset Import Library Assimp MDLMaterialLoader.cpp ParseSkinLump_3DGS_MDL7 out-of-bounds

Open Asset Import Library Assimp ParsingUtils.h SkipSpaces out-of-bounds

Open Asset Import Library Assimp HL1MDLLoader.cpp validate_header out-of-bounds

Open Asset Import Library Assimp LWOLoader.cpp CountVertsAndFacesLWO2 out-of-bounds

Affected Vendor

Open Asset Import Library

View all reports →

Affected Software

Assimp

Vulnerable Versions:

5.4.0, 5.4.1, 5.4.2, 5.4.3

Timeline

Official Publish: June 16th, 2025

Last Modified: June 16th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Weaknesses (CWE)

CWE-416 CWE-119

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1485 Data Destruction

T1203 Exploitation for Client Execution