CVE-2026-99149 (GCVE-0-2026-99149)
Vulnerability from cvelistv5
Published
2026-10-28 10:35
Modified
2026-10-28 10:35
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix GEM object leak on ENOMEM in userptr ioctl When amdgpu_hmm_range_alloc() fails amdgpu_gem_userptr_ioctl() returns -ENOMEM right away and skips the cleanup every other error path goes through. The GEM object, the bo->parent reference on the VM root and the MMU notifier registration are all left behind. Use release_object here, not user_pages_done, range is still NULL at this point. (cherry picked from commit bbe739e407a542073ec1a7872b14843566b4919e)
Impacted products
Vendor Product Version
Linux Linux Version: e095b55155ef69a8ae0eb114a7fd2a381c012f33
Version: e095b55155ef69a8ae0eb114a7fd2a381c012f33
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "64a6d40156ae98caafc922c6d79fe202b0acd836",
              "status": "affected",
              "version": "e095b55155ef69a8ae0eb114a7fd2a381c012f33",
              "versionType": "git"
            },
            {
              "lessThan": "3c516a5646285442e1cd71dff2584b77eb4fc421",
              "status": "affected",
              "version": "e095b55155ef69a8ae0eb114a7fd2a381c012f33",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.19"
            },
            {
              "lessThan": "6.19",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.*",
              "status": "unaffected",
              "version": "7.2.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2.13",
                  "versionStartIncluding": "6.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.3",
                  "versionStartIncluding": "6.19",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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 cleanup every other error path goes\nthrough. The GEM object, the bo-\u003eparent 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)"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-28T10:35:05.015Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/64a6d40156ae98caafc922c6d79fe202b0acd836"
        },
        {
          "url": "https://git.kernel.org/stable/c/3c516a5646285442e1cd71dff2584b77eb4fc421"
        }
      ],
      "title": "drm/amdgpu: fix GEM object leak on ENOMEM in userptr ioctl",
      "x_generator": {
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-99149",
    "datePublished": "2026-10-28T10:35:05.015Z",
    "dateReserved": "2026-09-25T10:25:14.396Z",
    "dateUpdated": "2026-10-28T10:35:05.015Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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