{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-52863",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-52863"
  ],
  "published": "2024-05-21T15:34:20Z",
  "summary": "hwmon: (axi-fan-control) Fix possible NULL pointer dereference",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (axi-fan-control) Fix possible NULL pointer dereference\n\naxi_fan_control_irq_handler(), dependent on the private\naxi_fan_control_data structure, might be called before the hwmon\ndevice is registered. That will cause an \"Unable to handle kernel\nNULL pointer dereference\" error.",
  "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": "6.1.63",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-52863"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7d870088db4863c514a7f8751cd593751983029a"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/b3e7eb23a6e97642ff3190431c06475d9ca1e062"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/33de53a2706066d526173dc743faf43d92c62105"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f62b8969847850ba7596cb145cc47c65ea57dae0"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/c49f14cc1bb12c625a1c572e8a95b6adefd4d8eb"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2a5b3370a1d9750eca325292e291c8c7cb8cf2e0"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}