CVE-2025-40213

{
  "id": "CVE-2025-40213",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-11-24T16:15:49.150",
  "lastModified": "2026-10-21T13:18:19.787",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: fix crash in set_mesh_sync and set_mesh_complete\n\nThere is a BUG: KASAN: stack-out-of-bounds in set_mesh_sync due to\nmemcpy from badly declared on-stack flexible array.\n\nAnother crash is in set_mesh_complete() due to double list_del via\nmgmt_pending_valid + mgmt_pending_remove.\n\nUse DEFINE_FLEX to declare the flexible array right, and don't memcpy\noutside bounds.\n\nAs mgmt_pending_valid removes the cmd from list, use mgmt_pending_free,\nand also report status on error."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nBluetooth: MGMT: soluciona un fallo en set_mesh_sync y set_mesh_complete\n\nExiste un BUG: KASAN: stack-out-of-bounds en set_mesh_sync debido a memcpy desde un array flexible en la pila mal declarado.\n\nOtro fallo ocurre en set_mesh_complete() debido a un doble list_del a través de mgmt_pending_valid + mgmt_pending_remove.\n\nUsa DEFINE_FLEX para declarar correctamente el array flexible, y no hagas memcpy fuera de los límites.\n\nComo mgmt_pending_valid elimina el cmd de la lista, usa mgmt_pending_free, y también informa el estado en caso de error."
    }
  ],
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "programFiles": [
            "include/net/bluetooth/mgmt.h",
            "net/bluetooth/mgmt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "0b60eb04b8524e1b4b3f07fea0d16fda9a677d9a",
              "lessThan": "31d6c9216aa1be18ba317239738f73b0b0c7b691",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "d71b98f253b079cbadc83266383f26fe7e9e103b",
              "lessThan": "5c19daa93d9af29f1f46251b47e1ea66bcc8d679",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "302a1f674c00dd5581ab8e493ef44767c5101aab",
              "lessThan": "1c9aca1787e8395a2c59fef20e914467958969c5",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "302a1f674c00dd5581ab8e493ef44767c5101aab",
              "lessThan": "e8785404de06a69d89dcdd1e9a0b6ea42dc6d327",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "87a1f16f07c6c43771754075e08f45b41d237421",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "6.6.140",
              "lessThan": "6.6.160",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "6.16.10",
              "lessThan": "6.17",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "programFiles": [
            "include/net/bluetooth/mgmt.h",
            "net/bluetooth/mgmt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "6.17",
              "status": "affected"
            },
            {
              "version": "0",
              "lessThan": "6.17",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.6.160",
              "lessThanOrEqual": "6.6.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.17.8",
              "lessThanOrEqual": "6.17.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.18",
              "lessThanOrEqual": "*",
              "versionType": "original_commit_for_fix",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ]
  },
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/1c9aca1787e8395a2c59fef20e914467958969c5",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/31d6c9216aa1be18ba317239738f73b0b0c7b691",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/5c19daa93d9af29f1f46251b47e1ea66bcc8d679",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/e8785404de06a69d89dcdd1e9a0b6ea42dc6d327",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}