PT-2025-22932 · Assimp+2 · Assimp+2

Clesmian

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Published

2025-05-26

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Updated

2026-03-20

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CVE-2025-5202

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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 Open Asset Import Library Assimp. It has been declared as problematic. Affected by this vulnerability is the function HL1MDLLoader::validate header of the file assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to out-of-bounds read. An attack has to be approached locally. 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.
Recommendations As a temporary workaround, consider disabling the HL1MDLLoader::validate header function until a patch is available. 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

Weakness Enumeration

Related Identifiers

ALT-PU-2025-10063
CVE-2025-5202
OESA-2026-1543
OESA-2026-1659

Affected Products

Alt Linux
Assimp
Debian