CVE-2025-0306 affecting package ruby 3.3.5-10

{
  "id": "bce2ab8db27907af14ed85919151410cbce4338b60935b43b978c8a3c0df1fac",
  "url": "https://osv.dev/vulnerability/AZL-110513",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2025-0306 affecting package ruby 3.3.5-10",
    "summary": "A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service.",
    "evidence": "osv:AZL-110513",
    "products": [
      {
        "name": {
          "value": "ruby",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "AZL-110513",
      "aliases": [
        "AZL-110513"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "3.3.5-10"
                }
              ]
            }
          ],
          "package": {
            "name": "ruby",
            "purl": "pkg:rpm/azure-linux/ruby",
            "ecosystem": "Azure Linux:3"
          },
          "database_specific": {
            "source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110513.json"
          }
        }
      ],
      "modified": "2026-10-27T05:36:16Z",
      "provider": "osv",
      "upstream": [
        "CVE-2025-0306"
      ],
      "references": [
        "https://nvd.nist.gov/vuln/detail/CVE-2025-0306"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2025-0306",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 460636,
  "published_at": "2025-01-09T04:15:13+00:00"
}