{"schema_version":"1.7.2","id":"OESA-2026-4023","modified":"2026-09-25T01:27:24Z","published":"2026-09-25T01:27:24Z","upstream":["CVE-2026-82591"],"summary":"assimp security update","details":"Assimp is a library to load and process geometric scenes from various data formats. Assimp aims to provide a full asset conversion pipeline for use in game engines and real-time rendering systems of any kind, but is not limited to this purpose.\r\n\r\nSecurity Fix(es):\n\nA security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. The impacted element is the function MD5Importer::MakeDataUnique of the file code/AssetLib/MD5/MD5Loader.cpp. The manipulation of the argument iNewIndex leads to heap-based buffer overflow. The attack can only be performed from a local environment. The identifier of the patch is bf9dabb617c46e5133dac65cca6bff177917afcb. Applying a patch is the recommended action to fix this issue.(CVE-2026-82591)","affected":[{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"assimp","purl":"pkg:rpm/openEuler/assimp&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.1-39.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["assimp-3.3.1-39.oe2003sp4.aarch64.rpm","assimp-debuginfo-3.3.1-39.oe2003sp4.aarch64.rpm","assimp-debugsource-3.3.1-39.oe2003sp4.aarch64.rpm","assimp-devel-3.3.1-39.oe2003sp4.aarch64.rpm"],"noarch":["assimp-help-3.3.1-39.oe2003sp4.noarch.rpm","python2-assimp-3.3.1-39.oe2003sp4.noarch.rpm","python3-assimp-3.3.1-39.oe2003sp4.noarch.rpm"],"src":["assimp-3.3.1-39.oe2003sp4.src.rpm"],"x86_64":["assimp-3.3.1-39.oe2003sp4.x86_64.rpm","assimp-debuginfo-3.3.1-39.oe2003sp4.x86_64.rpm","assimp-debugsource-3.3.1-39.oe2003sp4.x86_64.rpm","assimp-devel-3.3.1-39.oe2003sp4.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4023"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82591"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"}],"database_specific":{"severity":"Medium"}}