Security advisory

{
  "id": "9de2e53efc91f7dd0ad95769ee4753733ade743df0c44fe5f7a232c3421fae9b",
  "url": "https://osv.dev/vulnerability/CVE-2022-40759",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-40759",
    "summary": "A NULL pointer dereference issue in the TEE_MACCompareFinal function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_MACCompareFinal with a NULL pointer for the parameter operation.",
    "evidence": "osv:CVE-2022-40759",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-40759",
      "aliases": [
        "CVE-2022-40759"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/samsung/mtower",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "d6d3e693803edcd28edaefe178dfe965c0924565"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.3.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  },
                  {
                    "cpe": "cpe:2.3:a:samsung:mtower:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.3.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.3.0",
            "v0.2.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-40759.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.990208381Z",
      "provider": "osv",
      "references": [
        "https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1249",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/40xxx/CVE-2022-40759.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-40759",
        "https://github.com/Samsung/mTower/issues/80"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/40xxx/CVE-2022-40759.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-40759",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 518344,
  "published_at": "2022-09-16T21:36:38+00:00"
}