CVE-2025-5202

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.