GSD-2021-34387

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DRAM reserved for TrustZone is identity-mapped by TLK with read, write, and execute permissions, which gives write access to kernel code and data that is otherwise mapped read only.
Aliases
Aliases
CVE-2021-34387
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{
  "GSD": {
    "alias": "CVE-2021-34387",
    "description": "The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DRAM reserved for TrustZone is identity-mapped by TLK with read, write, and execute permissions, which gives write access to kernel code and data that is otherwise mapped read only.",
    "id": "GSD-2021-34387"
  },
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    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
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      "id": "GSD-2021-34387",
      "modified": "2023-12-13T01:23:14.207967Z",
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      "lastModifiedDate": "2021-06-29T14:13Z",
      "publishedDate": "2021-06-21T22:15Z"
    }
  }
}



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