fkie_cve-2021-47489
Vulnerability from fkie_nvd
Published
2024-05-22 09:15
Modified
2025-11-03 20:15
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix even more out of bound writes from debugfs CVE-2021-42327 was fixed by: commit f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams <tdwilliamsiv@gmail.com> Date: Wed Oct 13 16:04:13 2021 -0400 drm/amdgpu: fix out of bounds write but amdgpu_dm_debugfs.c contains more of the same issue so fix the remaining ones. v2: * Add missing fix in dp_max_bpc_write (Harry Wentland)
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1336b886b162fdc84708096ea152a61c0e1fc09c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3f4e54bd312d3dafb59daf2b97ffa08abebe60f5Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3f4e54bd312d3dafb59daf2b97ffa08abebe60f5Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9Patch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel 5.15
linux linux_kernel 5.15
linux linux_kernel 5.15
linux linux_kernel 5.15
linux linux_kernel 5.15
linux linux_kernel 5.15
linux linux_kernel 5.15


To clipboard 

{
  "configurations": [
    {
      "nodes": [
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              "matchCriteriaId": "7DAF622D-3F8A-44B3-AE8F-BEB4854181D0",
              "versionEndExcluding": "5.14.16",
              "versionStartIncluding": "5.10",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "E46C74C6-B76B-4C94-A6A4-FD2FFF62D644",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Fix even more out of bound writes from debugfs\n\nCVE-2021-42327 was fixed by:\n\ncommit f23750b5b3d98653b31d4469592935ef6364ad67\nAuthor: Thelford Williams \u003ctdwilliamsiv@gmail.com\u003e\nDate:   Wed Oct 13 16:04:13 2021 -0400\n\n    drm/amdgpu: fix out of bounds write\n\nbut amdgpu_dm_debugfs.c contains more of the same issue so fix the\nremaining ones.\n\nv2:\n\t* Add missing fix in dp_max_bpc_write (Harry Wentland)"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amdgpu: corrige a\u00fan m\u00e1s escrituras fuera de los l\u00edmites desde debugfs CVE-2021-42327 fue solucionado por: commit f23750b5b3d98653b31d4469592935ef6364ad67 Autor: Thelford Williams  Fecha: mi\u00e9rcoles 13 de octubre 16:04:13 2021 -0400 drm/amdgpu: corrige la escritura fuera de los l\u00edmites, pero amdgpu_dm_debugfs.c contiene m\u00e1s del mismo problema, as\u00ed que solucione los restantes. v2: * Agregar correcci\u00f3n faltante en dp_max_bpc_write (Harry Wentland)"
    }
  ],
  "id": "CVE-2021-47489",
  "lastModified": "2025-11-03T20:15:52.047",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2024-05-22T09:15:10.770",
  "references": [
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      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1336b886b162fdc84708096ea152a61c0e1fc09c"
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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