CVE-2021-47351 ubifs: Fix races between xattr_{set|get} and listxattr operations

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ubifs/super.c",
      "fs/ubifs/ubifs.h",
      "fs/ubifs/xattr.c"
    ],
    "versions": [
      {
        "version": "1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d",
        "lessThan": "7adc05b73d91a5e3d4ca7714fa53ad9b70c53d08",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d",
        "lessThan": "38dde03eb239605f428f3f1e4baa73d4933a4cc6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d",
        "lessThan": "9558612cb829f2c022b788f55d6b8437d5234a82",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d",
        "lessThan": "c0756f75c22149d20fcb7d8409827cee905eb386",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d",
        "lessThan": "f4e3634a3b642225a530c292fdb1e8a4007507f5",
        "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/ubifs/super.c",
      "fs/ubifs/ubifs.h",
      "fs/ubifs/xattr.c"
    ],
    "versions": [
      {
        "version": "2.6.27",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.27",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.133",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.51",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.12.18",
        "lessThanOrEqual": "5.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.13.3",
        "lessThanOrEqual": "5.13.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.14",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]