CVE-2026-72458

Estado: RecibidaSin puntuar—

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

apparmor: fix NULL pointer dereference in unpack_pdb

pdb->dfa could be NULL if unpack_dfa fails, causing a NULL pointer dereference.

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-2026-72458",
  "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": "2e12c5f060176ede209673e4f63ea5d0e3c5814c",
              "lessThan": "fbfdb5a94a48797bea232791e24c38f3aa3063c8",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "2e12c5f060176ede209673e4f63ea5d0e3c5814c",
              "lessThan": "73d86ca950b80cd39ca948e2c518d135bf2308c8",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "2e12c5f060176ede209673e4f63ea5d0e3c5814c",
              "lessThan": "7681ca43d2b1c776e62fe77e3167835fb1ab8319",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "security/apparmor/policy_unpack.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.17"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "6.17",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "security/apparmor/policy_unpack.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-08-15T06:22:19.783",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/73d86ca950b80cd39ca948e2c518d135bf2308c8",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7681ca43d2b1c776e62fe77e3167835fb1ab8319",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/fbfdb5a94a48797bea232791e24c38f3aa3063c8",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: fix NULL pointer dereference in unpack_pdb\n\npdb->dfa could be NULL if unpack_dfa fails, causing a NULL pointer\ndereference."
    }
  ],
  "lastModified": "2026-08-17T06:19:13.443",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}