CVE-2026-10231: Heap-based Buffer Overflow

A security flaw has been discovered in Assimp up to 6.0.4. Affected is the function HL1MDLLoader::extractanimvalue of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. Performing a manipulation of the argument num.total results in heap-based buffer overflow. The attack must be...

CVE-2026-10230: Heap-based Buffer Overflow

A vulnerability was identified in Assimp up to 6.0.4. This impacts the function Assimp::MDL::HalfLife::HL1MDLLoader::readanimations of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. Such manipulation leads to heap-based buffer overflow. The attack must be carried out locally...

Assimp 安全漏洞

Assimp is an open-source library developed by Assimp. It is used for importing and exporting various 3D model formats. Versions of Assimp 6.0.4 and earlier contained security vulnerabilities. These vulnerabilities stemmed from incorrect handling of the parameter num.total in the...

CVE-2026-10229: Heap-based Buffer Overflow

A vulnerability was determined in Assimp up to 6.0.4. This affects the function HL1MDLLoader::readmeshes of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been...

PT-2026-45273

A vulnerability was determined in Assimp up to 6.0.4. This affects the function HL1MDLLoader::read meshes of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been...

JLSEC-2026-193

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function HL1MDLLoader::validateheader of the file assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to out-of-bounds read. An...

OESA-2026-1269 assimp security update

Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose. Security Fixes: A vulnerability, which was classifie...

OESA-2026-1083 assimp security update

Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose. Security Fixes: A weakness has been identified in Op...

Linux Distros Unpatched Vulnerability : CVE-2025-2591

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function...

DEBIAN-CVE-2025-5202

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as problematic. Affected by this vulnerability is the function HL1MDLLoader::validateheader of the file assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. The manipulation leads to out-of-bounds read. An...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read due to the HL1MDLLoader::validateheader function, which doesn't check the file size before trying to access the buffer/header. An attacker can read data outside the intended buffer boundaries by manipulating the input...

CVE-2025-5169

A vulnerability classified as problematic has been found in Open Asset Import Library Assimp 5.4.3. This affects the function MDLImporter::InternReadFile3DGSMDL345 of the file assimp/code/AssetLib/MDL/MDLLoader.cpp. The manipulation leads to out-of-bounds read. Local access is required to approac...

PYSEC-2025-175

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as problematic. Affected by this issue is the function MDLImporter::ImportUVCoordinate3DGSMDL345 of the file assimp/code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the argument iIndex leads to out-of-bound...

UBUNTU-CVE-2025-5168

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as problematic. Affected by this issue is the function MDLImporter::ImportUVCoordinate3DGSMDL345 of the file assimp/code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the argument iIndex leads to out-of-bound...

OESA-2025-1404 assimp security update

Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose. Security Fixes: A vulnerability classified as critic...

CVE-2025-3016

A vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function Assimp::MDLImporter::ParseTextureColorData of the file code/AssetLib/MDL/MDLMaterialLoader.cpp of the component MDL File Handler. The manipulation of the argument...