Security advisory

{
  "id": "0abafc47af7bf79244ad6e8a946f3cd5d3d7a09f60ff08330db69a85d3284f79",
  "url": "https://osv.dev/vulnerability/CVE-2021-33590",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-33590",
    "summary": "GattLib 0.3-rc1 has a stack-based buffer over-read in get_device_path_from_mac in dbus/gattlib.c.",
    "evidence": "osv:CVE-2021-33590",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-33590",
      "aliases": [
        "CVE-2021-33590"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/labapart/gattlib",
              "type": "GIT",
              "events": [
                {
                  "introduced": "42c9f2667dc4eddb7b3be2604bf21c0aa4686117"
                },
                {
                  "last_affected": "42c9f2667dc4eddb7b3be2604bf21c0aa4686117"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:labapart:gattlib:0.3:rc1:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.3-rc1"
                      },
                      {
                        "last_affected": "0.3-rc1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.3-rc1",
            "v0.3-rc1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33590.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:44.409376590Z",
      "provider": "osv",
      "references": [
        "https://github.com/labapart/gattlib/issues/219"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-33590",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386048,
  "published_at": "2021-05-27T11:15:07.407+00:00"
}