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CVE-2025-15538— Open Asset Import Library Assimp LWOMaterial.cpp FindUVChannels use after free

Quick assessment

Affected
Open Asset Import Library Assimp
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Open Asset Import Library Assimp是Open Asset Import Library开源的一个官方开放资产导入库存储库。可将40多种3D文件格式加载到一个统一且干净的数据结构中。 Open Asset Import Library Assimp 6.0.2及之前版本存在资源管理错误漏洞，该漏洞源于/src/assimp/code/AssetLib/LWO/LWOMaterial.cpp文件中Assimp::LWOImporter::FindUVChannels函数存在释放后

CVSS 5.3 · Medium EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2025-15538

Vulnerability Information
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Vulnerability Title
Open Asset Import Library Assimp LWOMaterial.cpp FindUVChannels use after free
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. Affected by this vulnerability is the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. Such manipulation leads to use after free. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Open Asset Import Library Assimp 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open Asset Import Library Assimp是Open Asset Import Library开源的一个官方开放资产导入库存储库。可将40多种3D文件格式加载到一个统一且干净的数据结构中。 Open Asset Import Library Assimp 6.0.2及之前版本存在资源管理错误漏洞，该漏洞源于/src/assimp/code/AssetLib/LWO/LWOMaterial.cpp文件中Assimp::LWOImporter::FindUVChannels函数存在释放后
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Open Asset Import Library Assimp 6.0.0 cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-15538

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III. Intelligence Information for CVE-2025-15538

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Patches & Fixes for CVE-2025-15538 (1)

Vendor Advisories for CVE-2025-15538 (2)

Proof of Concept for CVE-2025-15538 (1)

Other References for CVE-2025-15538 (1)

IV. Related Vulnerabilities

Same product: Assimp
Same vendor: Open Asset Import Library
Same weakness: CWE-416

V. Comments for CVE-2025-15538

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