CVE-2026-23041 bnxt_en: Fix NULL pointer crash in bnxt_ptp_enable during error cleanup

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/broadcom/bnxt/bnxt.c"
    ],
    "versions": [
      {
        "version": "a60fc3294a377204664b5484e4a487fa124155da",
        "lessThan": "0174d5466caefc22f03a36c43b2a3cce7e332627",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a60fc3294a377204664b5484e4a487fa124155da",
        "lessThan": "3358995b1a7f9dcb52a56ec8251570d71024dad0",
        "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/broadcom/bnxt/bnxt.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.6",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]