{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "6e65a09f927566f257322358d429b267548473eb"
            },
            {
              "fixed": "3d6ba6be9bef13edcd4ad74f7cfdd0c34db4d2bc"
            },
            {
              "fixed": "84df222de86eabed543361025ed54ce838c0b573"
            },
            {
              "fixed": "9806a748f9ab223b733624367b6ddda77fb9450e"
            },
            {
              "fixed": "f771f96557a4d953a7e4d045870547271e36e819"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.10.0"
            },
            {
              "fixed": "6.12.113"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.56"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98730.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: reject oversized TX packets in send_frame()\n\nbtintel_pcie_send_frame() eventually copies skb-\u003edata into a fixed\nBTINTEL_PCIE_BUFFER_SIZE (4096) DMA buffer via memcpy() in\nbtintel_pcie_prepare_tx(), with a 4-byte PCIe type header prepended.\nA user-space process with HCI_CHANNEL_USER access can inject an\noversized packet and overflow the buffer.\n\nReject packets larger than\nBTINTEL_PCIE_BUFFER_SIZE - BTINTEL_PCIE_HCI_TYPE_LEN on entry.",
  "id": "CVE-2026-98730",
  "modified": "2026-10-20T02:30:58.424787584Z",
  "published": "2026-10-18T15:47:07.600Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3d6ba6be9bef13edcd4ad74f7cfdd0c34db4d2bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/84df222de86eabed543361025ed54ce838c0b573"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9806a748f9ab223b733624367b6ddda77fb9450e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f771f96557a4d953a7e4d045870547271e36e819"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98730.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-98730"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "Bluetooth: btintel_pcie: reject oversized TX packets in send_frame()"
}