{
  "schema_version": "1.4.0",
  "id": "GHSA-rf88-p934-8hgp",
  "modified": "2022-12-08T21:30:20Z",
  "published": "2022-05-24T17:05:26Z",
  "aliases": [
    "CVE-2019-20172"
  ],
  "details": "Kernel/VM/MemoryManager.cpp in SerenityOS before 2019-12-30 does not reject syscalls with pointers into the kernel-only virtual address space, which allows local users to gain privileges by overwriting a return address that was found on the kernel stack.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-20172"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SerenityOS/serenity/commit/0fc24fe2564736689859e7edfa177a86dac36bf9"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Fire30/CTF-WRITEUPS/tree/master/36c3_ctf/wisdom"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-12-31T03:15:00Z"
  }
}