{"id":"CVE-2026-111128","published":"2026-10-15T19:17:26.213","lastModified":"2026-10-16T18:25:45.343","description":"Assimp through 6.0.5 contains a NULL pointer dereference vulnerability in the Ogre3D importer that allows attackers to crash applications via unvalidated bone indices in OgreStructs.cpp. Attackers can supply a crafted .mesh and .skeleton file referencing a missing bone, causing BoneById() to return null and crash the host process.","cvssScore":5.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwes":["CWE-476"],"vendors":[],"products":[],"references":[{"url":"https://github.com/assimp/assimp","tags":[]},{"url":"https://github.com/assimp/assimp/blob/392a658f9c271be965271f45e7521a1b80ea4392/code/AssetLib/Ogre/OgreStructs.cpp#L621-L634","tags":[]},{"url":"https://github.com/assimp/assimp/blob/392a658f9c271be965271f45e7521a1b80ea4392/code/AssetLib/Ogre/OgreStructs.cpp#L914-L921","tags":[]},{"url":"https://hackmd.io/@haind-pwn/assimp-ogre-mesh-bone-submesh-null-deref","tags":[]},{"url":"https://www.vulncheck.com/advisories/assimp-through-6.0.5-null-pointer-dereference-via-ogre-importer-bone-assignment","tags":[]},{"url":"https://hackmd.io/@haind-pwn/assimp-ogre-mesh-bone-submesh-null-deref","tags":[]}],"exploitRefs":[{"url":"https://github.com/assimp/assimp","tags":[]},{"url":"https://github.com/assimp/assimp/blob/392a658f9c271be965271f45e7521a1b80ea4392/code/AssetLib/Ogre/OgreStructs.cpp#L621-L634","tags":[]},{"url":"https://github.com/assimp/assimp/blob/392a658f9c271be965271f45e7521a1b80ea4392/code/AssetLib/Ogre/OgreStructs.cpp#L914-L921","tags":[]}],"hasPoc":true,"ai":null}