CVE-2023-54305

Estado: AplazadaSin puntuar—

In the Linux kernel, the following vulnerability has been resolved:

ext4: refuse to create ea block when umounted

The ea block expansion need to access s_root while it is already set as NULL when umount is triggered. Refuse this request to avoid panic.

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: 10
Fecha de la puntuación: 6/10/2026

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 Kernel^AI

Referencias

JSON original (NVD)

Mostrar

{
  "id": "CVE-2023-54305",
  "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": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "lessThan": "aedea161d031502a423ed1c7597754681a4f8cda",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "lessThan": "21f6a80d9234422e2eb445734b22c78fc5bf6719",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "lessThan": "a92b67e768bde433b9385cde56c09deb58db269e",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "lessThan": "0dc0fa313bb4e86382a3e7125429710d44383196",
              "versionType": "git"
            },
            {
              "status": "affected",
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              "lessThan": "116008ada3d0de4991099edaf6b8c2e9cd6f225a",
              "versionType": "git"
            },
            {
              "status": "affected",
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              "versionType": "git"
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            {
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              "versionType": "git"
            }
          ],
          "programFiles": [
            "fs/ext4/xattr.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.13"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "4.13",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "4.14.308",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "status": "unaffected",
              "version": "4.19.276",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "status": "unaffected",
              "version": "5.4.235",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "status": "unaffected",
              "version": "5.10.173",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.99",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.16",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.2.3",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "status": "unaffected",
              "version": "6.3",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "fs/ext4/xattr.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-12-30T13:16:19.650",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: refuse to create ea block when umounted\n\nThe ea block expansion need to access s_root while it is\nalready set as NULL when umount is triggered. Refuse this\nrequest to avoid panic."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\next4: rechazar la creación de un bloque ea cuando está desmontado\n\nLa expansión del bloque ea necesita acceder a s_root mientras ya está establecido como NULL cuando se activa el desmontaje. Rechazar esta solicitud para evitar un pánico."
    }
  ],
  "lastModified": "2026-06-17T06:47:11.597",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}