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CVE-2026-98578

Estado: RecibidaSin puntuar—
Gravedad—Sin puntuar
Probabilidad de explotación0.21 %mayor que el 11 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad:

nfc: st21nfca: validar la longitud del inventario ISO15693

La función auxiliar de inventario ISO15693 elimina un prefijo de dos bytes sin comprobar que existe y, a continuación, acepta un resto de un solo byte antes de leer data[1] como el DSFID.

Exigir el prefijo y al menos dos bytes restantes antes de copiar los datos del UID y leer el DSFID.

Traducción automática del texto original de NVD (en inglés).

CVSS

NVD no ha asignado puntuación CVSS a esta CVE (habitual desde el cambio de política de abril de 2026).

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
0.21 %
Percentil entre todas las CVEs puntuadas
11
Fecha de la puntuación
20/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Linux — Linux KernelAI

Referencias

Mostrar las 8 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-98578",
  "cveTags": [],
  "metrics": {},
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "e47b2a350bb0ff123434ec5484c6dc3333b0727c",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "57d183764f3002f9625ee4deeeb20716c519534e",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "3af2ea4035581a1607d9830779c187a0c7e225aa",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "9fa21b0f78adb514e3bd96a505ddb752e9727ff3",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "6353dae51bc9b3cad13c9d890b53311a46c96b4e",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "fdd95e819d828c975aaeb258a3fed5dd7fd136d0",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "a86987d03a4d39acdbe4533d83db4d656ea36c59",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "7974728094d35f38775417a26d8f30ea3602496a",
              "lessThan": "7f2ea5ed588c03d481f0301e6c3d4240132383fb",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/nfc/st21nfca/core.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.16"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "3.16",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.10.271",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.222",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.189",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.6.158",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.12.112",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "status": "unaffected",
              "version": "6.18.55",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "7.2.9",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "status": "unaffected",
              "version": "7.3",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/nfc/st21nfca/core.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-10-18T16:17:10.223",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/3af2ea4035581a1607d9830779c187a0c7e225aa",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/57d183764f3002f9625ee4deeeb20716c519534e",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/6353dae51bc9b3cad13c9d890b53311a46c96b4e",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7f2ea5ed588c03d481f0301e6c3d4240132383fb",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9fa21b0f78adb514e3bd96a505ddb752e9727ff3",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a86987d03a4d39acdbe4533d83db4d656ea36c59",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/e47b2a350bb0ff123434ec5484c6dc3333b0727c",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/fdd95e819d828c975aaeb258a3fed5dd7fd136d0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: st21nfca: validate ISO15693 inventory length\n\nThe ISO15693 inventory helper removes a two-byte prefix without checking\nthat it exists, then accepts a one-byte remainder before reading data[1] as\nthe DSFID.\n\nRequire the prefix and at least two remaining bytes before copying the UID\ndata and reading the DSFID."
    }
  ],
  "lastModified": "2026-10-19T10:19:17.060",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}