CVE-2026-46034 vfio/cdx: Fix NULL pointer dereference in interrupt trigger path

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/vfio/cdx/intr.c"
    ],
    "versions": [
      {
        "version": "848e447e000c41894ff931dc7c004fd42c8840f8",
        "lessThan": "51bf7638f33aece41cb3f4cbeb942cc52950e329",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "848e447e000c41894ff931dc7c004fd42c8840f8",
        "lessThan": "5d6c349c9823eb819fed8b537b088cf38126018c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "848e447e000c41894ff931dc7c004fd42c8840f8",
        "lessThan": "338a736aaf15e8ba3635ce20b29af5b8fc15e66a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "848e447e000c41894ff931dc7c004fd42c8840f8",
        "lessThan": "5ea5880764cbb164afb17a62e76ca75dc371409d",
        "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/vfio/cdx/intr.c"
    ],
    "versions": [
      {
        "version": "6.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]