{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "37bac77e4649e8158698a60addc22ec4faf5649a"
            },
            {
              "fixed": "7733b01ed13685773ccda91035a46f87d4cfef7c"
            },
            {
              "fixed": "e1534d49a7b8ba728e84b020f6d802aa1cb759d9"
            },
            {
              "fixed": "6c70253462902d835e843b470f74aa816d60af80"
            },
            {
              "fixed": "2763b8bcb504e30ec955474f51b99ce42fc62f3b"
            },
            {
              "fixed": "2bf6b9baca9372ea51b6d0f2820dc9bf29a83ef4"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.12.0"
            },
            {
              "fixed": "6.12.106"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.47"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.11"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "7.2.0"
            },
            {
              "fixed": "7.2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80759.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_aml: validate firmware segment lengths\n\naml_download_firmware() reads two lengths from the firmware header and\nuses them to build pointers before checking that the header and segment\ndata are present. A truncated or inconsistent firmware image can make\nthe driver read past firmware-\u003edata while constructing TCI commands.\n\nReject images shorter than the header and ensure that the ICCM and DCCM\nranges fit within the loaded firmware before downloading either segment.",
  "id": "CVE-2026-80759",
  "modified": "2026-09-06T03:30:30.054200401Z",
  "published": "2026-09-04T15:12:28.900Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2763b8bcb504e30ec955474f51b99ce42fc62f3b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2bf6b9baca9372ea51b6d0f2820dc9bf29a83ef4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6c70253462902d835e843b470f74aa816d60af80"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7733b01ed13685773ccda91035a46f87d4cfef7c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e1534d49a7b8ba728e84b020f6d802aa1cb759d9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80759.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80759"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "Bluetooth: hci_aml: validate firmware segment lengths"
}