fkie_cve-2021-47287
Vulnerability from fkie_nvd
Published
2024-05-21 15:15
Modified
2024-12-23 16:40
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: driver core: auxiliary bus: Fix memory leak when driver_register() fail If driver_register() returns with error we need to free the memory allocated for auxdrv->driver.name before returning from __auxiliary_driver_register()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel 5.14
linux linux_kernel 5.14


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "512C22FC-1524-4E6F-9E62-4F4B7B6E0576",
              "versionEndExcluding": "5.13.6",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "71268287-21A8-4488-AA4F-23C473153131",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.14:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "23B9E5C6-FAB5-4A02-9E39-27C8787B0991",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndriver core: auxiliary bus: Fix memory leak when driver_register() fail\n\nIf driver_register() returns with error we need to free the memory\nallocated for auxdrv-\u003edriver.name before returning from\n__auxiliary_driver_register()"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: n\u00facleo del controlador: bus auxiliar: corrige la p\u00e9rdida de memoria cuando falla driver_register(). Si driver_register() regresa con error, necesitamos liberar la memoria asignada para auxdrv-\u0026gt;driver.name antes de regresar de __auxiliary_driver_register()"
    }
  ],
  "id": "CVE-2021-47287",
  "lastModified": "2024-12-23T16:40:14.130",
  "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"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2024-05-21T15:15:16.797",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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