{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C989BC04-67C6-4C21-BD03-48657AD16FFC",
              "versionEndExcluding": "6.1.9",
              "versionStartIncluding": "5.7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "FF501633-2F44-4913-A8EE-B021929F49F6",
              "vulnerable": true
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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/i915: Fix a memory leak with reused mmap_offset\n\ndrm_vma_node_allow() and drm_vma_node_revoke() should be called in\nbalanced pairs. We call drm_vma_node_allow() once per-file everytime a\nuser calls mmap_offset, but only call drm_vma_node_revoke once per-file\non each mmap_offset. As the mmap_offset is reused by the client, the\nper-file vm_count may remain non-zero and the rbtree leaked.\n\nCall drm_vma_node_allow_once() instead to prevent that memory leak."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/i915: Se solucion\u00f3 una fuga de memoria con la reutilizaci\u00f3n de mmap_offset. drm_vma_node_allow() y drm_vma_node_revoke() deben llamarse en pares equilibrados. Se llama a drm_vma_node_allow() una vez por archivo cada vez que un usuario llama a mmap_offset, pero solo se llama a drm_vma_node_revoke una vez por archivo en cada mmap_offset. Dado que el cliente reutiliza mmap_offset, el valor de vm_count por archivo puede ser distinto de cero y el \u00e1rbol rb se filtra. En su lugar, se llama a drm_vma_node_allow_once() para evitar esta fuga de memoria."
    }
  ],
  "id": "CVE-2023-53002",
  "lastModified": "2025-04-14T20:52:28.503",
  "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": "2025-03-27T17:15:49.050",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/0220e4fe178c3390eb0291cdb34912d66972db8a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/0bdc4b4ba7206c452ee81c82fa66e39d0e1780fb"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}