{"id":"OSV-2026-505","aliases":[],"status":"published","title":"UNKNOWN READ in unsigned int Assimp::StreamReader\u003ctrue, true\u003e::Get\u003cunsigned int\u003e","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498284131\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nunsigned int Assimp::StreamReader\u003ctrue, true\u003e::Get\u003cunsigned int\u003e\nvoid Assimp::Blender::ConvertDispatcher\u003cint\u003e\nvoid Assimp::Blender::Structure::ReadField\u003c2, int\u003e\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-04-02T00:19:34.148188Z","modified":"2026-04-02T00:19:34Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"assimp","ranges":[{"type":"GIT","events":[{"introduced":"72b9939b9f5a34d155b5b11b61f4474f1176d51a"},{"fixed":"11a5d1b8ef2018d0eb765ef1ddae95a13a8b59b6"}]}],"versions":["master","v6.0.3","v6.0.4"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498284131","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-505","title":"UNKNOWN READ in unsigned int Assimp::StreamReader\u003ctrue, true\u003e::Get\u003cunsigned int\u003e","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498284131\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nunsigned int Assimp::StreamReader\u003ctrue, true\u003e::Get\u003cunsigned int\u003e\nvoid Assimp::Blender::ConvertDispatcher\u003cint\u003e\nvoid Assimp::Blender::Structure::ReadField\u003c2, int\u003e\n```\n","status":"published","published":"2026-04-02T00:19:34.148188Z","modified":"2026-04-02T00:19:34.148494Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}