{"id":"CVE-2025-2756","summary":"Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow","details":"A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.","aliases":["PYSEC-2025-167"],"modified":"2026-08-12T03:51:11.415875110Z","published":"2025-03-25T09:31:04.310Z","related":["openSUSE-SU-2026:10174-1"],"database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-119","CWE-122"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2756.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2756.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2756"},{"type":"ADVISORY","url":"https://vuldb.com/?id.300861"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.517790"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6018"},{"type":"REPORT","url":"https://github.com/assimp/assimp/issues/6018#issue-2877375815"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.300861"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/assimp/assimp","events":[{"introduced":"c35200e38ea8f058812b83de2ef32c6093b0ece2"},{"last_affected":"c35200e38ea8f058812b83de2ef32c6093b0ece2"}],"database_specific":{"cpe":"cpe:2.3:a:assimp:assimp:5.4.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"5.4.3"},{"last_affected":"5.4.3"}],"source":["AFFECTED_FIELD","CPE_STRING"]}}],"versions":["5.4.3","v5.4.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-2756.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N"}]}