{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-54266",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-54266"
  ],
  "published": "2025-12-30T12:20:26Z",
  "summary": "media: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer()",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer()\n\n'read' is freed when it is known to be NULL, but not when a read error\noccurs.\n\nRevert the logic to avoid a small leak, should a m920x_read() call fail.",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.21-1+rpt1",
        "1:6.1.47-1+rpt2",
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v6",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v7",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v7l",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v8",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi2-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt2"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi2-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt2"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi2-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt2"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi2-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt2"
          },
          {
            "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": {
          "1:6.1.21-1+rpt1": {
            "linux_commit": "0afb5e98488aed7017b9bf321b575d0177feb7ed",
            "upstream_version": "6.1.21",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.53"
          },
          "1:6.1.47-1+rpt2": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.53"
          },
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.53",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-54266"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/809623fedc31f4e74039d93bb75a8993635d7534"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/c0178e938f110cdf6937f26975c0c951dbb1d9db"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/75d6ef197c488cd852493b4a419274e3489da79d"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d13a84874a2e0236c9325b3adc8e126d0888ad6b"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7ca7cd02114ac8caa6b0a64734b9af6be1559353"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2b6e20ef0585a467c24c7e4fde28518e5b33225a"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/4feed3dfca722c6d74865a37cab853c58e6aa190"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2cc9f11aeae2887a4db25c27323fc445f4b49e86"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/ea9ef6c2e001c5dc94bee35ebd1c8a98621cf7b8"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-24T06:48:58Z"
  }
}