{"id":"CVE-2026-99149","title":"drm/amdgpu: fix GEM object leak on ENOMEM in userptr ioctl","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix GEM object leak on ENOMEM in userptr ioctl\n\nWhen amdgpu_hmm_range_alloc() fails amdgpu_gem_userptr_ioctl() returns\n-ENOMEM right away and skips the clea…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= e095b55155ef69a8ae0eb114a7fd2a381c012f33 < 64a6d40156ae98caafc922c6d79fe202b0acd836","Linux >= e095b55155ef69a8ae0eb114a7fd2a381c012f33 < 3c516a5646285442e1cd71dff2584b77eb4fc421","Linux 6.19"],"published":"2026-10-28","updated":"2026-10-28","sourceUpdated":"2026-10-28T10:35:05.015Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-99149","references":[{"url":"https://git.kernel.org/stable/c/64a6d40156ae98caafc922c6d79fe202b0acd836"},{"url":"https://git.kernel.org/stable/c/3c516a5646285442e1cd71dff2584b77eb4fc421"}],"tags":["cve.org"],"ingestedAt":"2026-10-28T11:09:40.409Z","slug":"CVE-2026-99149","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix GEM object leak on ENOMEM in userptr ioctl\n\nWhen amdgpu_hmm_range_alloc() fails amdgpu_gem_userptr_ioctl() returns\n-ENOMEM right away and skips the cleanup every other error path goes\nthrough. The GEM object, the bo->parent reference on the VM root and the\nMMU notifier registration are all left behind.\n\nUse release_object here, not user_pages_done, range is still NULL at\nthis point.\n\n(cherry picked from commit bbe739e407a542073ec1a7872b14843566b4919e)\n\n## Affected\n\n- `Linux >= e095b55155ef69a8ae0eb114a7fd2a381c012f33 < 64a6d40156ae98caafc922c6d79fe202b0acd836`\n- `Linux >= e095b55155ef69a8ae0eb114a7fd2a381c012f33 < 3c516a5646285442e1cd71dff2584b77eb4fc421`\n- `Linux 6.19`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}