PT-2025-22877 · Assimp+1 · Assimp+1

Clesmian

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Published

2025-05-26

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Updated

2026-02-06

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CVE-2025-5165

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Open Asset Import Library Assimp version 5.4.3
Description A vulnerability was found in the Open Asset Import Library Assimp, affecting the function MDCImporter::ValidateSurfaceHeader of the file assimp/code/AssetLib/MDC/MDCLoader.cpp. The manipulation of the argument pcSurface2 leads to an out-of-bounds read. This issue requires a local attack to be exploited. The exploit has been disclosed to the public and may be used.
Recommendations For Open Asset Import Library Assimp version 5.4.3, as a temporary workaround, consider restricting access to the MDCImporter::ValidateSurfaceHeader function until a patch is available. Avoid manipulating the pcSurface2 argument in the affected function to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Buffer Overflow

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Weakness Enumeration

Related Identifiers

CVE-2025-5165
OESA-2026-1267
OESA-2026-1268
OESA-2026-1269
OESA-2026-1327
OESA-2026-1330
PYSEC-2025-172

Affected Products

Assimp
Debian