CVE-2024-42282 net: mediatek: Fix potential NULL pointer dereference in dummy net_device handling

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/mediatek/mtk_eth_soc.c"
    ],
    "versions": [
      {
        "version": "b209bd6d0bffb8991aba568e2d9a892c86a1a43c",
        "lessThan": "af6bd5c9901b13a26eaf4d57d97a813297791596",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b209bd6d0bffb8991aba568e2d9a892c86a1a43c",
        "lessThan": "16f3a28cf5f876a7f3550d8f4c870a7b41bcfaef",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/mediatek/mtk_eth_soc.c"
    ],
    "versions": [
      {
        "version": "6.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.10.3",
        "lessThanOrEqual": "6.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.11",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]