nvd-json-data-feeds/CVE-2022/CVE-2022-493xx/CVE-2022-49388.json

{
  "id": "CVE-2022-49388",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-02-26T07:01:15.430",
  "lastModified": "2025-03-25T14:59:13.997",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nubi: ubi_create_volume: Fix use-after-free when volume creation failed\n\nThere is an use-after-free problem for 'eba_tbl' in ubi_create_volume()'s\nerror handling path:\n\n  ubi_eba_replace_table(vol, eba_tbl)\n    vol->eba_tbl = tbl\nout_mapping:\n  ubi_eba_destroy_table(eba_tbl)   // Free 'eba_tbl'\nout_unlock:\n  put_device(&vol->dev)\n    vol_release\n      kfree(tbl->entries)\t  // UAF\n\nFix it by removing redundant 'eba_tbl' releasing.\nFetch a reproducer in [Link]."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ubi: ubi_create_volume: Se corrige el problema de use-after-free cuando falla la creaci\u00f3n del volumen Hay un problema de use-after-free para 'eba_tbl' en la ruta de gesti\u00f3n de errores de ubi_create_volume(): ubi_eba_replace_table(vol, eba_tbl) vol->eba_tbl = tbl out_mapping: ubi_eba_destroy_table(eba_tbl) // Libera 'eba_tbl' out_unlock: put_device(&vol->dev) vol_release kfree(tbl->entries) // UAF Arr\u00e9glalo eliminando la liberaci\u00f3n redundante de 'eba_tbl'. Obt\u00e9n un reproductor en [Enlace]."
    }
  ],
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        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
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      "type": "Secondary",
      "description": [
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          "lang": "en",
          "value": "CWE-416"
        }
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    }
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