Security advisory

{
  "id": "2f9c3af618fa1c6ce4c71b529ff60f391f3ba16b7b441fc37069f0e8483835af",
  "url": "https://osv.dev/vulnerability/CVE-2019-15554",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-15554",
    "summary": "An issue was discovered in the smallvec crate before 0.6.10 for Rust. There is memory corruption for certain grow attempts with less than the current capacity.",
    "evidence": "osv:CVE-2019-15554",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2019-15554",
      "aliases": [
        "CVE-2019-15554",
        "GHSA-69gw-hgj3-45m7",
        "RUSTSEC-2019-0012"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/servo/rust-smallvec",
              "type": "GIT",
              "events": [
                {
                  "introduced": "fcb1b7e99a2a98d928983af78a494ef566cbde8b"
                },
                {
                  "fixed": "830d32bbdb7dc858d1f81d662fe6dd06219f0647"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:servo:smallvec:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.6.3"
                      },
                      {
                        "fixed": "0.6.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.6.9",
            "v0.6.8",
            "v0.6.7",
            "v0.6.6",
            "v0.6.5",
            "v0.6.4",
            "v0.6.3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-15554.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:44.434030071Z",
      "provider": "osv",
      "references": [
        "https://rustsec.org/advisories/RUSTSEC-2019-0012.html",
        "https://github.com/servo/rust-smallvec/issues/149"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-15554",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382101,
  "published_at": "2019-08-26T15:15:12.187+00:00"
}