Security advisory

{
  "id": "348e84f8ce16b3fee8882199f49f64a956c82395601aadb3fbd1c539ebf19a30",
  "url": "https://osv.dev/vulnerability/CVE-2021-32270",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-32270",
    "summary": "An issue was discovered in gpac through 20200801. A NULL pointer dereference exists in the function vwid_box_del located in box_code_base.c. It allows an attacker to cause Denial of Service.",
    "evidence": "osv:CVE-2021-32270",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-32270",
      "aliases": [
        "CVE-2021-32270"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/gpac/gpac",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.0.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.7.1",
            "v0.7.0",
            "v0.6.0",
            "v0.5.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-32270.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:41.334306982Z",
      "provider": "osv",
      "references": [
        "https://github.com/gpac/gpac/issues/1586"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-32270",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385889,
  "published_at": "2021-09-20T16:15:10.053+00:00"
}