CVE-2026-46052 ceph: only d_add() negative dentries when they are unhashed

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ceph/dir.c"
    ],
    "versions": [
      {
        "version": "2817b000b02c5f0c05af67c01fb2684e1381d6ef",
        "lessThan": "83ce43a21bb7df8dd52228afdd918d2d058eefde",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2817b000b02c5f0c05af67c01fb2684e1381d6ef",
        "lessThan": "4179cc390dacebc87079419ec92f86f3dc46294d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2817b000b02c5f0c05af67c01fb2684e1381d6ef",
        "lessThan": "b91e535f208c48a5e7464f1aa38338a30e7912df",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2817b000b02c5f0c05af67c01fb2684e1381d6ef",
        "lessThan": "2010cb06b9df7d3c816c78358c566bdacbdf38ff",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2817b000b02c5f0c05af67c01fb2684e1381d6ef",
        "lessThan": "803447f93d75ab6e40c85e6d12b5630d281d70d6",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ceph/dir.c"
    ],
    "versions": [
      {
        "version": "2.6.34",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.34",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "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"
      }
    ]
  }
]