fkie_cve-2021-47144
Vulnerability from fkie_nvd
Published
2024-03-25 09:15
Modified
2024-12-17 14:49
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu: fix refcount leak [Why] the gem object rfb->base.obj[0] is get according to num_planes in amdgpufb_create, but is not put according to num_planes [How] put rfb->base.obj[0] in amdgpu_fbdev_destroy according to num_planes
Impacted products



{
  "configurations": [
    {
      "nodes": [
        {
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              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A3FDF344-70E4-41FE-8424-F05D70B8DC0F",
              "versionEndExcluding": "4.19.193",
              "vulnerable": true
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              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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              "versionEndExcluding": "5.4.124",
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              "criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*",
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/amdgpu: fix refcount leak\n\n[Why]\nthe gem object rfb-\u003ebase.obj[0] is get according to num_planes\nin amdgpufb_create, but is not put according to num_planes\n\n[How]\nput rfb-\u003ebase.obj[0] in amdgpu_fbdev_destroy according to num_planes"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/amdgpu: corrige la fuga de refcount [Por qu\u00e9] el objeto gema rfb-\u0026gt;base.obj[0] se obtiene seg\u00fan num_planes en amdgpufb_create, pero no se coloca seg\u00fan num_planes en amdgpufb_create num_planes [C\u00f3mo] poner rfb-\u0026gt;base.obj[0] en amdgpu_fbdev_destroy seg\u00fan num_planes"
    }
  ],
  "id": "CVE-2021-47144",
  "lastModified": "2024-12-17T14:49:22.333",
  "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": "2024-03-25T09:15:08.950",
  "references": [
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      "tags": [
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    },
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/9fdb8ed37a3a44f9c49372b69f87fd5f61cb3240"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/dde2656e0bbb2ac7d83a7bd95a8d5c3c95bbc009"
    },
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  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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