org.lz4:lz4-java - Out-of-Bounds Memory Access

{
  "id": "98dfd8353eb5a5609b5d0959a3e5ad158b6a88739e7559988806be396c8cc8f1",
  "url": "https://osv.dev/vulnerability/CVE-2025-12183",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "org.lz4:lz4-java - Out-of-Bounds Memory Access",
    "summary": "Out-of-bounds memory operations in org.lz4:lz4-java 1.8.0 and earlier allow remote attackers to cause denial of service and read adjacent memory via untrusted compressed input.",
    "evidence": "osv:CVE-2025-12183",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-12183",
      "aliases": [
        "CVE-2025-12183",
        "GHSA-vqf4-7m7x-wgfc"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/yawkat/lz4-java",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8dfdc1f631c81a2ae080fb16e13a3c02b2fc1d39"
                },
                {
                  "fixed": "d041c28d3d4cd734d7c238206a27fd4768abb21d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "1.0.0"
                      },
                      {
                        "last_affected": "1.8.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "fixed": "d041c28d3d4cd734d7c238206a27fd4768abb21d"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v1.8.1"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.8.0",
            "1.7.0",
            "1.6.0",
            "1.5.0",
            "1.4.0",
            "1.3.0",
            "1.2.0",
            "1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12183.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.020820281Z",
      "provider": "osv",
      "references": [
        "https://repo1.maven.org/maven2",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12183.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-12183",
        "https://www.sonatype.com/security-advisories/cve-2025-12183",
        "https://github.com/yawkat/lz4-java/releases/tag/v1.8.1"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-125"
        ],
        "cna_assigner": "Sonatype",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12183.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-12183",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 494727,
  "published_at": "2025-11-28T15:52:56.14+00:00"
}