{
  "schema_version": "1.4.0",
  "id": "GHSA-qhqh-xp2p-xp7w",
  "modified": "2022-11-18T18:30:25Z",
  "published": "2022-11-15T12:00:16Z",
  "aliases": [
    "CVE-2022-33986"
  ],
  "details": "DMA attacks on the parameter buffer used by the VariableRuntimeDxe software SMI handler could lead to a TOCTOU attack. DMA attacks on the parameter buffer used by the software SMI handler used by the driver VariableRuntimeDxe could lead to a TOCTOU attack on the SMI handler and lead to corruption of SMRAM. This issue was discovered by Insyde engineering during a security review. This issue is fixed in Kernel 5.4: 05.44.23 and Kernel 5.5: 05.52.23. CWE-367 CWE-367 Report at: https://www.insyde.com/security-pledge/SA-2022056",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-33986"
    },
    {
      "type": "WEB",
      "url": "https://www.insyde.com/security-pledge"
    },
    {
      "type": "WEB",
      "url": "https://www.insyde.com/security-pledge/SA-2022056"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-11-15T00:15:00Z"
  }
}