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CVE-2026-93791

Estado: RecibidaSin puntuar—

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

wifi: iwlwifi: mvm: add a check on the tid coming from the firmware

ba_notif->tid is a firmware-controlled u8 that is used directly as an array index into tid_data[] without any validation. Add a bounds check against IWL_MAX_TID_COUNT before dereferencing the array.

CVSS

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

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 (1)

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

Linux — Linux KernelAI

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-93791",
  "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": "c46e7724bfe9bbff17bc468903a757248b99e4ed",
              "lessThan": "0f690fd3b5535d110898b99ae6214f29c9060941",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "c46e7724bfe9bbff17bc468903a757248b99e4ed",
              "lessThan": "0b5325a0771674f1d65618de7db3df9d49186a12",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "c46e7724bfe9bbff17bc468903a757248b99e4ed",
              "lessThan": "59f64c2839022f41a7867b38f9e38c185ff39283",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "c46e7724bfe9bbff17bc468903a757248b99e4ed",
              "lessThan": "0e4c0d83267261cf67ec9690856edf4a56bb7dfc",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/mvm/tx.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.9"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "4.9",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "6.6.158",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.12.111",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "status": "unaffected",
              "version": "6.18.53",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/mvm/tx.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-09-24T17:17:11.820",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/0b5325a0771674f1d65618de7db3df9d49186a12",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/0e4c0d83267261cf67ec9690856edf4a56bb7dfc",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/0f690fd3b5535d110898b99ae6214f29c9060941",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/59f64c2839022f41a7867b38f9e38c185ff39283",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: add a check on the tid coming from the firmware\n\nba_notif->tid is a firmware-controlled u8 that is used directly\nas an array index into tid_data[] without any validation. Add a\nbounds check against IWL_MAX_TID_COUNT before dereferencing the\narray."
    }
  ],
  "lastModified": "2026-10-03T11:17:48.800",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}