CVE-2026-52904 (GCVE-0-2026-52904)
Vulnerability from cvelistv5
Published
2026-06-09 12:36
Modified
2026-06-09 12:36
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix nvkm_device leak on aperture removal failure When aperture_remove_conflicting_pci_devices() fails during probe, the error path returns directly without unwinding the nvkm_device that was just allocated by nvkm_device_pci_new(). This leaks both the device wrapper and the pci_enable_device() reference taken inside it. Jump to the existing fail_nvkm label so nvkm_device_del() runs and balances both. The leak was introduced when the intermediate nvkm_device_del() between detection and aperture removal was dropped in favor of creating the pci device once.
Impacted products
Vendor Product Version
Linux Linux Version: c0bfe34330b5fafdbbc63a7124841711651b96b9
Version: c0bfe34330b5fafdbbc63a7124841711651b96b9
Version: c0bfe34330b5fafdbbc63a7124841711651b96b9
Version: c0bfe34330b5fafdbbc63a7124841711651b96b9
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/nouveau/nouveau_drm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "lessThan": "5edd564ccb002ffc830e7818c1c4a992db774678",
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              "versionType": "git"
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        },
        {
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          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/nouveau/nouveau_drm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.12"
            },
            {
              "lessThan": "6.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.86",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.27",
              "versionType": "semver"
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            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.86",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.27",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "7.0.4",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: fix nvkm_device leak on aperture removal failure\n\nWhen aperture_remove_conflicting_pci_devices() fails during probe, the\nerror path returns directly without unwinding the nvkm_device that was\njust allocated by nvkm_device_pci_new(). This leaks both the device\nwrapper and the pci_enable_device() reference taken inside it.\n\nJump to the existing fail_nvkm label so nvkm_device_del() runs and\nbalances both. The leak was introduced when the intermediate\nnvkm_device_del() between detection and aperture removal was dropped\nin favor of creating the pci device once."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-09T12:36:01.237Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5edd564ccb002ffc830e7818c1c4a992db774678"
        },
        {
          "url": "https://git.kernel.org/stable/c/4404d7d2dda4f3cc84a8fb6ac5417a2afc3b22d6"
        },
        {
          "url": "https://git.kernel.org/stable/c/843c0247cf21364e33bb5a8ffc9af57107d04d05"
        },
        {
          "url": "https://git.kernel.org/stable/c/6597ff1d8de3f583be169587efeafd8af134e138"
        }
      ],
      "title": "drm/nouveau: fix nvkm_device leak on aperture removal failure",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-52904",
    "datePublished": "2026-06-09T12:36:01.237Z",
    "dateReserved": "2026-06-09T07:44:35.366Z",
    "dateUpdated": "2026-06-09T12:36:01.237Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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