gsd-2021-47167
Vulnerability from gsd
Modified
2024-04-03 05:03
Details
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix an Oopsable condition in __nfs_pageio_add_request() Ensure that nfs_pageio_error_cleanup() resets the mirror array contents, so that the structure reflects the fact that it is now empty. Also change the test in nfs_pageio_do_add_request() to be more robust by checking whether or not the list is empty rather than relying on the value of pg_count.
Aliases


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{
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-47167"
      ],
      "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix an Oopsable condition in __nfs_pageio_add_request()\n\nEnsure that nfs_pageio_error_cleanup() resets the mirror array contents,\nso that the structure reflects the fact that it is now empty.\nAlso change the test in nfs_pageio_do_add_request() to be more robust by\nchecking whether or not the list is empty rather than relying on the\nvalue of pg_count.",
      "id": "GSD-2021-47167",
      "modified": "2024-04-03T05:03:54.922197Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@kernel.org",
        "ID": "CVE-2021-47167",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Linux",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "a7d42ddb3099",
                          "version_value": "1fc5f4eb9d31"
                        },
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "affected",
                            "versions": [
                              {
                                "status": "affected",
                                "version": "4.0"
                              },
                              {
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                                "status": "unaffected",
                                "version": "0",
                                "versionType": "custom"
                              },
                              {
                                "lessThanOrEqual": "5.4.*",
                                "status": "unaffected",
                                "version": "5.4.124",
                                "versionType": "custom"
                              },
                              {
                                "lessThanOrEqual": "5.10.*",
                                "status": "unaffected",
                                "version": "5.10.42",
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                              },
                              {
                                "lessThanOrEqual": "5.12.*",
                                "status": "unaffected",
                                "version": "5.12.9",
                                "versionType": "custom"
                              },
                              {
                                "lessThanOrEqual": "*",
                                "status": "unaffected",
                                "version": "5.13",
                                "versionType": "original_commit_for_fix"
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      "description": {
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            "lang": "eng",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix an Oopsable condition in __nfs_pageio_add_request()\n\nEnsure that nfs_pageio_error_cleanup() resets the mirror array contents,\nso that the structure reflects the fact that it is now empty.\nAlso change the test in nfs_pageio_do_add_request() to be more robust by\nchecking whether or not the list is empty rather than relying on the\nvalue of pg_count."
          }
        ]
      },
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      "problemtype": {
        "problemtype_data": [
          {
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              {
                "lang": "eng",
                "value": "n/a"
              }
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://git.kernel.org/stable/c/1fc5f4eb9d31268ac3ce152d74ad5501ad24ca3e",
            "refsource": "MISC",
            "url": "https://git.kernel.org/stable/c/1fc5f4eb9d31268ac3ce152d74ad5501ad24ca3e"
          },
          {
            "name": "https://git.kernel.org/stable/c/ee21cd3aa8548e0cbc8c67a80b62113aedd2d101",
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            "url": "https://git.kernel.org/stable/c/56517ab958b7c11030e626250c00b9b1a24b41eb"
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    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix an Oopsable condition in __nfs_pageio_add_request()\n\nEnsure that nfs_pageio_error_cleanup() resets the mirror array contents,\nso that the structure reflects the fact that it is now empty.\nAlso change the test in nfs_pageio_do_add_request() to be more robust by\nchecking whether or not the list is empty rather than relying on the\nvalue of pg_count."
          },
          {
            "lang": "es",
            "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: NFS: corrija una condici\u00f3n de Oopsable en __nfs_pageio_add_request() Aseg\u00farese de que nfs_pageio_error_cleanup() restablezca el contenido de la matriz reflejada, de modo que la estructura refleje el hecho de que ahora est\u00e1 vac\u00eda. Tambi\u00e9n cambie la prueba en nfs_pageio_do_add_request() para que sea m\u00e1s s\u00f3lida verificando si la lista est\u00e1 vac\u00eda o no en lugar de confiar en el valor de pg_count."
          }
        ],
        "id": "CVE-2021-47167",
        "lastModified": "2024-03-25T13:47:14.087",
        "metrics": {},
        "published": "2024-03-25T10:15:08.720",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/15ac6f14787649e8ebd75c142e2c5d2a243c8490"
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            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/ee21cd3aa8548e0cbc8c67a80b62113aedd2d101"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Awaiting Analysis"
      }
    }
  }
}


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