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CVE-2018-12928

Estado: ModificadaMedia (5.5)—

En el kernel de Linux 4.15.0, se ha descubierto una desreferencia de puntero NULL en hfs_ext_read_extent en hfs.ko. Esto puede ocurrir cuando se monta un sistema de archivos hfs manipulado.

CVSS

Probabilidad de explotación (EPSS)

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 (2)

Canonical — Ubuntu LinuxLinux — Linux Kernel

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2018-12928",
  "cveTags": [],
  "metrics": {
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          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
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          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
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  "affected": [
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      "affectedData": [
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  "published": "2018-06-28T14:29:00.353",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "value": "CWE-476"
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  ],
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      "lang": "en",
      "value": "In the Linux kernel 4.15.0, a NULL pointer dereference was discovered in hfs_ext_read_extent in hfs.ko. This can occur during a mount of a crafted hfs filesystem."
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    }
  ],
  "lastModified": "2026-06-17T01:38:35.990",
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