CVE-2022-50188 (GCVE-0-2022-50188)
Vulnerability from cvelistv5
Published
2025-06-18 11:03
Modified
2025-06-18 11:03
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount leak in meson_encoder_hdmi_init of_find_device_by_node() takes reference, we should use put_device() to release it when not need anymore. Add missing put_device() in error path to avoid refcount leak.
References
Impacted products
Vendor Product Version
Linux Linux Version: e098989a9219f4456047f9b0e8c44f03e29a843e
Version: 0af5e0b41110e2da872030395231ab19c45be931
Version: 0af5e0b41110e2da872030395231ab19c45be931
Version: 0af5e0b41110e2da872030395231ab19c45be931
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/meson/meson_encoder_hdmi.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "79b15eb0aa059b3a5bc60364ce82eb2cefac80db",
              "status": "affected",
              "version": "0af5e0b41110e2da872030395231ab19c45be931",
              "versionType": "git"
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            {
              "lessThan": "bfcca6234b2a36d213f0cc1c127becc17680f7df",
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              "versionType": "git"
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            {
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              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/meson/meson_encoder_hdmi.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.17"
            },
            {
              "lessThan": "5.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.18",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.18",
                  "versionStartIncluding": "5.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.2",
                  "versionStartIncluding": "5.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0",
                  "versionStartIncluding": "5.17",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/meson: Fix refcount leak in meson_encoder_hdmi_init\n\nof_find_device_by_node() takes reference, we should use put_device()\nto release it when not need anymore.\nAdd missing put_device() in error path to avoid refcount\nleak."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-18T11:03:34.887Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/50446ac34545580d073ff0dd154b796726772668"
        },
        {
          "url": "https://git.kernel.org/stable/c/79b15eb0aa059b3a5bc60364ce82eb2cefac80db"
        },
        {
          "url": "https://git.kernel.org/stable/c/bfcca6234b2a36d213f0cc1c127becc17680f7df"
        },
        {
          "url": "https://git.kernel.org/stable/c/7381076809586528e2a812a709e2758916318a99"
        }
      ],
      "title": "drm/meson: Fix refcount leak in meson_encoder_hdmi_init",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50188",
    "datePublished": "2025-06-18T11:03:34.887Z",
    "dateReserved": "2025-06-18T10:57:27.427Z",
    "dateUpdated": "2025-06-18T11:03:34.887Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50188\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-06-18T11:15:49.383\",\"lastModified\":\"2025-06-18T13:47:40.833\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/meson: Fix refcount leak in meson_encoder_hdmi_init\\n\\nof_find_device_by_node() takes reference, we should use put_device()\\nto release it when not need anymore.\\nAdd missing put_device() in error path to avoid refcount\\nleak.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/meson: Se corrige la fuga de recuento de referencias en meson_encoder_hdmi_init. La referencia de of_find_device_by_node() se toma; debemos usar put_device() para liberarla cuando ya no sea necesaria. Se a\u00f1ade la falta de put_device() en la ruta de error para evitar la fuga de recuento de referencias.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/50446ac34545580d073ff0dd154b796726772668\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7381076809586528e2a812a709e2758916318a99\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/79b15eb0aa059b3a5bc60364ce82eb2cefac80db\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bfcca6234b2a36d213f0cc1c127becc17680f7df\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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