CVE-2022-49421 (GCVE-0-2022-49421)
Vulnerability from cvelistv5
Published
2025-02-26 02:12
Modified
2025-05-04 08:37
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.
Impacted products
Vendor Product Version
Linux Linux Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Version: d10715be03bd8bad59ddc50236cb140c3bd73c7b
Create a notification for this product.
   Linux Linux Version: 3.17
Create a notification for this product.
Show details on NVD website


{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/fbdev/amba-clcd.c"
          ],
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          "vendor": "Linux",
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              "versionType": "git"
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          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.17"
            },
            {
              "lessThan": "3.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.318",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.283",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.247",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.198",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.121",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.46",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.17.*",
              "status": "unaffected",
              "version": "5.17.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.318",
                  "versionStartIncluding": "3.17",
                  "vulnerable": true
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                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvideo: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup\n\nof_parse_phandle() returns a node pointer with refcount incremented, we should\nuse of_node_put() on it when not need anymore.  Add missing of_node_put() to\navoid refcount leak."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:37:19.074Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/6c92711db7c90f78e0b67ac2a8944d0fe7e12d83"
        },
        {
          "url": "https://git.kernel.org/stable/c/2e2e2c71b2642289438392edbf5d08cdbc0b138b"
        },
        {
          "url": "https://git.kernel.org/stable/c/51eb1bb6baeb478538dd4ec6459fd68c44a855b1"
        },
        {
          "url": "https://git.kernel.org/stable/c/8db59df7f5826e104db82cfddbf22a33a151193e"
        },
        {
          "url": "https://git.kernel.org/stable/c/c1c4405222b6fc98c16e8c2aa679c14e41d81465"
        },
        {
          "url": "https://git.kernel.org/stable/c/f2dfb4ab887d67be7d0892ba041d3c8d738d3356"
        },
        {
          "url": "https://git.kernel.org/stable/c/bbb2a24e863b6a10129546a0a4ceea2f07deec39"
        },
        {
          "url": "https://git.kernel.org/stable/c/38d245cebf545338a6bc1c7762023de3fbecd7b7"
        },
        {
          "url": "https://git.kernel.org/stable/c/b23789a59fa6f00e98a319291819f91fbba0deb8"
        }
      ],
      "title": "video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49421",
    "datePublished": "2025-02-26T02:12:44.790Z",
    "dateReserved": "2025-02-26T02:08:31.568Z",
    "dateUpdated": "2025-05-04T08:37:19.074Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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