Open Asset Import Library Assimp PLY Model PlyLoader.cpp ExportToBlob double free

A vulnerability was determined in Open Asset Import Library Assimp up to 6.0.4. Affected is the function Assimp::Exporter::ExportToBlob of the file code/AssetLib/Ply/PlyLoader.cpp of the component PLY Model Handler. This manipulation causes double free. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report.

Open Asset Import Library Assimp Model File SceneCombiner.cpp Copy heap-based overflow

A security vulnerability has been detected in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function Assimp::SceneCombiner::Copy of the file code/Common/SceneCombiner.cpp of the component Model File Handler. Such manipulation of the argument width/height leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.

Heap-based buffer overflow vulnerability in Assimp versions prior to 5.4.2 allows a local attacker to execute arbitrary code by inputting a specially crafted file into the product.