{
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    {
      "nodes": [
        {
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              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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              "versionEndExcluding": "6.12.21",
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/huge_memory: drop beyond-EOF folios with the right number of refs\n\nWhen an after-split folio is large and needs to be dropped due to EOF,\nfolio_put_refs(folio, folio_nr_pages(folio)) should be used to drop all\npage cache refs.  Otherwise, the folio will not be freed, causing memory\nleak.\n\nThis leak would happen on a filesystem with blocksize \u003e page_size and a\ntruncate is performed, where the blocksize makes folios split to \u003e0 order\nones, causing truncated folios not being freed."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mm/huge_memory: se eliminan folios posteriores al fin del archivo con el n\u00famero correcto de referencias. Cuando un folio, tras la divisi\u00f3n, es grande y debe eliminarse debido al fin del archivo, se debe usar folio_put_refs(folio, folio_nr_pages(folio)) para eliminar todas las referencias de la cach\u00e9 de p\u00e1ginas. De lo contrario, el folio no se liberar\u00e1, lo que provocar\u00e1 una fuga de memoria. Esta fuga ocurrir\u00eda en un sistema de archivos con un tama\u00f1o de bloque superior a page_size y se realiza un truncamiento, donde el tama\u00f1o de bloque hace que los folios se dividan a folios de orden superior a 0, lo que impide la liberaci\u00f3n de los folios truncados."
    }
  ],
  "id": "CVE-2025-22000",
  "lastModified": "2025-04-10T16:14:43.427",
  "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": "2025-04-03T08:15:15.483",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/14efb4793519d73fb2902bb0ece319b886e4b4b9"
    },
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      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}