{"id":"CVE-2025-5204","summary":"Open Asset Import Library Assimp MDLMaterialLoader.cpp ParseSkinLump_3DGS_MDL7 out-of-bounds","details":"A vulnerability classified as problematic has been found in Open Asset Import Library Assimp 5.4.3. This affects the function MDLImporter::ParseSkinLump_3DGS_MDL7 of the file assimp/code/AssetLib/MDL/MDLMaterialLoader.cpp. The manipulation leads to out-of-bounds read. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.","modified":"2026-08-12T15:13:56.724521Z","published":"2025-05-26T20:31:06.524Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/5xxx/CVE-2025-5204.json","cna_assigner":"VulDB","cwe_ids":["CWE-119","CWE-125"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/5xxx/CVE-2025-5204.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5204"},{"type":"ADVISORY","url":"https://vuldb.com/?id.310293"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.578013"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6128"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6176"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.310293"},{"type":"EVIDENCE","url":"https://github.com/user-attachments/files/20209911/ParseSkinLump-reproducer.zip"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/assimp/assimp","events":[{"introduced":"c35200e38ea8f058812b83de2ef32c6093b0ece2"},{"fixed":"c35200e38ea8f058812b83de2ef32c6093b0ece2"}],"database_specific":{"cpe":"cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"5.4.3"},{"last_affected":"5.4.3"},{"introduced":"0"},{"fixed":"5.4.3"}],"source":["AFFECTED_FIELD","CPE_RANGE"]}}],"versions":["5.4.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-5204.json","vanir_signatures_modified":"2026-08-12T15:13:56Z","vanir_signatures":[{"source":"https://github.com/assimp/assimp/commit/c35200e38ea8f058812b83de2ef32c6093b0ece2","target":{"file":"test/unit/utVersion.cpp"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["14751536908339836394842576333578963310","250465586554798767444559000961914664081","237443928289347941562880826078082366790","259836610294362557380643058981394434250"]},"id":"CVE-2025-5204-20a4c35d","signature_type":"Line","signature_version":"v1"},{"target":{"file":"test/unit/utVersion.cpp","function":"TEST_F"},"deprecated":false,"digest":{"function_hash":"122993617034958603430649906656648264306","length":63},"id":"CVE-2025-5204-cea7f02c","signature_type":"Function","signature_version":"v1","source":"https://github.com/assimp/assimp/commit/c35200e38ea8f058812b83de2ef32c6093b0ece2"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"}]}