CVE-2023-52704 freezer,umh: Fix call_usermode_helper_exec() vs SIGKILL

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/umh.c"
    ],
    "versions": [
      {
        "version": "f5d39b020809146cc28e6e73369bf8065e0310aa",
        "lessThan": "7f9f6c54da876b3f0bece2b569456ceb96965ed7",
        "status": "affected",
        "versionType": "git"
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  {
    "product": "Linux",
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    "programFiles": [
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    "versions": [
      {
        "version": "6.1",
        "status": "affected"
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      {
        "version": "0",
        "lessThan": "6.1",
        "status": "unaffected",
        "versionType": "semver"
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      {
        "version": "6.1.13",
        "lessThanOrEqual": "6.1.*",
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        "versionType": "semver"
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      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]