fkie_cve-2024-46813
Vulnerability from fkie_nvd
Published
2024-09-27 13:15
Modified
2025-04-10 13:15
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/amd/display: Check link_index before accessing dc->links[] [WHY & HOW] dc->links[] has max size of MAX_LINKS and NULL is return when trying to access with out-of-bound index. This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/032c5407a608ac3b2a98bf4fbda27d12c20c5887
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8aa2864044b9d13e95fe224f32e808afbf79ecdfPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ac04759b4a002969cf0f1384f1b8bb2001cfa782Patch
Impacted products
Vendor Product Version
linux linux_kernel *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "24175937-56EC-4F8D-B998-C00E8F09D4A8",
              "versionEndExcluding": "6.10.9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check link_index before accessing dc-\u003elinks[]\n\n[WHY \u0026 HOW]\ndc-\u003elinks[] has max size of MAX_LINKS and NULL is return when trying to\naccess with out-of-bound index.\n\nThis fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: comprobar link_index antes de acceder a dc-\u0026gt;links[] [POR QU\u00c9 Y C\u00d3MO] dc-\u0026gt;links[] tiene un tama\u00f1o m\u00e1ximo de MAX_LINKS y se devuelve NULL cuando se intenta acceder con un \u00edndice fuera de los l\u00edmites. Esto soluciona 3 problemas de OVERRUN y 1 RESOURCE_LEAK informados por Coverity."
    }
  ],
  "id": "CVE-2024-46813",
  "lastModified": "2025-04-10T13:15:45.303",
  "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": "2024-09-27T13:15:14.230",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/032c5407a608ac3b2a98bf4fbda27d12c20c5887"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/8aa2864044b9d13e95fe224f32e808afbf79ecdf"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/ac04759b4a002969cf0f1384f1b8bb2001cfa782"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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