OSV-2026-1049 Heap-buffer-overflow in Assimp::X3DExporter::CheckAndExport_Light

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=532625491 Crash type: Heap-buffer-overflow READ 8 Crash state: Assimp::X3DExporter::CheckAndExportLight Assimp::X3DExporter::ExportNode Assimp::X3DExporter::X3DExporter...

PT-2026-99054

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=532625491 Crash type: Heap-buffer-overflow READ 8 Crash state: Assimp::X3DExporter::CheckAndExport Light Assimp::X3DExporter::Export Node Assimp::X3DExporter::X3DExporter...

assimp:assimp_roundtrip_fuzzer: Heap-buffer-overflow in Assimp::X3DExporter::CheckAndExport_Light

Project: https://github.com/assimp/assimp.git Detailed Report: https://oss-fuzz.com/testcase?key=4544196682514432 Project: assimp Fuzzing Engine: afl Fuzz Target: assimproundtripfuzzer Job Type: aflasanassimp Platform Id: linux Crash Type: Heap-buffer-overflow READ 8 Crash Address: 0x78313a7e25b8...