nvd-json-data-feeds/CVE-2023/CVE-2023-526xx/CVE-2023-52646.json

{
  "id": "CVE-2023-52646",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-04-26T13:15:46.453",
  "lastModified": "2025-01-27T15:09:48.333",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naio: fix mremap after fork null-deref\n\nCommit e4a0d3e720e7 (\"aio: Make it possible to remap aio ring\") introduced\na null-deref if mremap is called on an old aio mapping after fork as\nmm->ioctx_table will be set to NULL.\n\n[jmoyer@redhat.com: fix 80 column issue]"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: aio: corrige mremap despu\u00e9s de la bifurcaci\u00f3n null-deref Commit e4a0d3e720e7 (\"aio: Make it posible reasignar el anillo aio\") introdujo un null-deref si se llama a mremap en un mapeo aio antiguo despu\u00e9s de la bifurcaci\u00f3n como mm->ioctx_table se establecer\u00e1 en NULL. [jmoyer@redhat.com: soluciona el problema de 80 columnas]"
    }
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
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        "exploitabilityScore": 1.8,
        "impactScore": 3.6
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