{
  "schema_version": "1.4.0",
  "id": "GHSA-6w9w-8g4v-j4m6",
  "modified": "2025-04-14T18:31:42Z",
  "published": "2022-12-26T06:30:22Z",
  "aliases": [
    "CVE-2021-43395"
  ],
  "details": "An issue was discovered in illumos before f859e7171bb5db34321e45585839c6c3200ebb90, OmniOS Community Edition r151038, OpenIndiana Hipster 2021.04, and SmartOS 20210923. A local unprivileged user can cause a deadlock and kernel panic via crafted rename and rmdir calls on tmpfs filesystems. Oracle Solaris 10 and 11 is also affected.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43395"
    },
    {
      "type": "WEB",
      "url": "https://github.com/illumos/illumos-gate/commit/f859e7171bb5db34321e45585839c6c3200ebb90"
    },
    {
      "type": "WEB",
      "url": "https://github.com/illumos/illumos-gate/blob/069654420de4aade43c63c43cd2896e66945fc8a/usr/src/uts/common/fs/tmpfs/tmp_vnops.c"
    },
    {
      "type": "WEB",
      "url": "https://github.com/illumos/illumos-gate/blob/b3403853e80914bd0aade9b5b605da4878078173/usr/src/uts/common/fs/tmpfs/tmp_dir.c"
    },
    {
      "type": "WEB",
      "url": "https://illumos.topicbox.com/groups/developer/T1c9e4f27f8c2f959/security-heads-up-illumos14424"
    },
    {
      "type": "WEB",
      "url": "https://jgardner100.wordpress.com/2022/01/20/security-heads-up"
    },
    {
      "type": "WEB",
      "url": "https://kebe.com/blog/?p=505"
    },
    {
      "type": "WEB",
      "url": "https://www.illumos.org/issues/14424"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
    },
    {
      "type": "WEB",
      "url": "http://www.tribblix.org/relnotes.html"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-667"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-12-26T06:15:00Z"
  }
}