gsd-2021-46919
Vulnerability from gsd
Modified
2024-02-26 06:03
Details
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state.
Aliases


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{
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-46919"
      ],
      "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: fix wq size store permission state\n\nWQ size can only be changed when the device is disabled. Current code\nallows change when device is enabled but wq is disabled. Change the check\nto detect device state.",
      "id": "GSD-2021-46919",
      "modified": "2024-02-26T06:03:52.634122Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@kernel.org",
        "ID": "CVE-2021-46919",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Linux",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "c52ca478233c",
                          "version_value": "4ecf25595273"
                        },
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "affected",
                            "versions": [
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                                "status": "affected",
                                "version": "5.6"
                              },
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                                "status": "unaffected",
                                "version": "0",
                                "versionType": "custom"
                              },
                              {
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                                "status": "unaffected",
                                "version": "5.10.32",
                                "versionType": "custom"
                              },
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                                "status": "unaffected",
                                "version": "5.11.16",
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      "data_type": "CVE",
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          }
        ]
      },
      "generator": {
        "engine": "bippy-b01c2a820106"
      },
      "problemtype": {
        "problemtype_data": [
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            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
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      },
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          {
            "name": "https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae",
            "refsource": "MISC",
            "url": "https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae"
          },
          {
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            "url": "https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281"
          },
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                "cpeMatch": [
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                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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        ],
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            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: fix wq size store permission state\n\nWQ size can only be changed when the device is disabled. Current code\nallows change when device is enabled but wq is disabled. Change the check\nto detect device state."
          },
          {
            "lang": "es",
            "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dmaengine: idxd: corregir el tama\u00f1o de wq estado del permiso de almacenamiento El tama\u00f1o de WQ solo se puede cambiar cuando el dispositivo est\u00e1 deshabilitado. El c\u00f3digo actual permite cambios cuando el dispositivo est\u00e1 habilitado pero wq est\u00e1 deshabilitado. Cambie la verificaci\u00f3n para detectar el estado del dispositivo."
          }
        ],
        "id": "CVE-2021-46919",
        "lastModified": "2024-04-10T14:46:43.057",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
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              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
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        "published": "2024-02-27T07:15:08.787",
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        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Analyzed",
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              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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