{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2026-23330",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2026-23330"
  ],
  "published": "2026-03-25T10:28:03Z",
  "summary": "nfc: nci: complete pending data exchange on device close",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: nci: complete pending data exchange on device close\n\nIn nci_close_device(), complete any pending data exchange before\nclosing. The data exchange callback (e.g.\nrawsock_data_exchange_complete) holds a socket reference.\n\nNIPA occasionally hits this leak:\n\nunreferenced object 0xff1100000f435000 (size 2048):\n  comm \"nci_dev\", pid 3954, jiffies 4295441245\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    27 00 01 40 00 00 00 00 00 00 00 00 00 00 00 00  '..@............\n  backtrace (crc ec2b3c5):\n    __kmalloc_noprof+0x4db/0x730\n    sk_prot_alloc.isra.0+0xe4/0x1d0\n    sk_alloc+0x36/0x760\n    rawsock_create+0xd1/0x540\n    nfc_sock_create+0x11f/0x280\n    __sock_create+0x22d/0x630\n    __sys_socket+0x115/0x1d0\n    __x64_sys_socket+0x72/0xd0\n    do_syscall_64+0x117/0xfc0\n    entry_SYSCALL_64_after_hwframe+0x4b/0x53",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-2712",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt4"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": null,
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-23330"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9df613ef6e8e873cdab969a11f74823488977f1f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/702029337b057085ea13f964822dcd95e0fe53f5"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/91ff0d8c3464da7f0c43da38c195e60b660128bf"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d05f55d68ebdebb2b0a8480d766eaae88c8c92de"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/66083581945bd5b8e99fe49b5aeb83d03f62d053"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}