CVE-2026-43243 drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c"
    ],
    "versions": [
      {
        "version": "70839da6360500a82e4d5f78499284474cbed7c1",
        "lessThan": "23e7150afc70da615857f9f07b494ec58540f096",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70839da6360500a82e4d5f78499284474cbed7c1",
        "lessThan": "486b2909ac284185900c06f05ffc6eca895f38b8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70839da6360500a82e4d5f78499284474cbed7c1",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70839da6360500a82e4d5f78499284474cbed7c1",
        "lessThan": "c979d8db7b0f293111f2e83795ea353c8ed75de9",
        "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/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c"
    ],
    "versions": [
      {
        "version": "6.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]