{"id":"OSV-2022-1258","aliases":[],"status":"published","title":"Heap-buffer-overflow in Assimp::ObjFileImporter::createVertexArray","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=54187\n\n```\nCrash type: Heap-buffer-overflow WRITE 12\nCrash state:\nAssimp::ObjFileImporter::createVertexArray\nAssimp::ObjFileImporter::createTopology\nAssimp::ObjFileImporter::createNodes\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-12-11T13:02:16.977497Z","modified":"2026-10-20T17:23:05Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"assimp","ranges":[{"type":"GIT","events":[{"introduced":"43763f53d6d794c524a4f9ba47809a83b8997c04"},{"fixed":"628dde4a91a2abbc3f79c1c78bc4e537048bab90"},{"fixed":"c22ddfda2bb1a24ad2edb4765239c03365fd7a20"},{"fixed":"1538669f70e3c49449630e9f8e58d2d5f1e12291"}]}],"versions":["5.2.0","v5.2.0","v5.2.1","v5.2.2","v5.2.3","v5.2.4","v5.2.5"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=54187","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2022-1258","title":"Heap-buffer-overflow in Assimp::ObjFileImporter::createVertexArray","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=54187\n\n```\nCrash type: Heap-buffer-overflow WRITE 12\nCrash state:\nAssimp::ObjFileImporter::createVertexArray\nAssimp::ObjFileImporter::createTopology\nAssimp::ObjFileImporter::createNodes\n```\n","status":"published","published":"2022-12-11T13:02:16.977497Z","modified":"2026-10-20T17:23:05.967584572Z","updated_at":"2026-11-02T15:52:49.275624Z"}]}}