CVE-2026-53361 af_unix: Set gc_in_progress to true in unix_gc().

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/unix/garbage.c"
    ],
    "versions": [
      {
        "version": "328840c93bd6a4871dd10908d01b41eab83eb8e2",
        "lessThan": "82c17e13d404f686e164590483fd6c1abaa675d0",
        "status": "affected",
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      {
        "version": "ceb8bd6c69c1680fd9b45e7f16d7170c9c7513a5",
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      {
        "version": "6.6.93",
        "lessThan": "6.6.144",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.141",
        "lessThan": "6.2",
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        "versionType": "semver"
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    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/unix/garbage.c"
    ],
    "versions": [
      {
        "version": "6.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.144",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
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      },
      {
        "version": "6.12.95",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.38",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]