Security advisory

{
  "id": "f242501b1b7053b1c8a4328495510b9b948950a0cdfb460de10dcb36f7049494",
  "url": "https://osv.dev/vulnerability/CVE-2018-12320",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-12320",
    "summary": "There is a use after free in radare2 2.6.0 in r_anal_bb_free() in libr/anal/bb.c via a crafted Java binary file.",
    "evidence": "osv:CVE-2018-12320",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-12320",
      "aliases": [
        "CVE-2018-12320"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/radareorg/radare2",
              "type": "GIT",
              "events": [
                {
                  "introduced": "83ef480221ec29d82c16003c61d0dc86b8851d38"
                },
                {
                  "last_affected": "83ef480221ec29d82c16003c61d0dc86b8851d38"
                },
                {
                  "fixed": "90b71c017a7fa9732fe45fd21b245ee051b1f548"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:radare:radare2:2.6.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.6.0"
                      },
                      {
                        "last_affected": "2.6.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "90b71c017a7fa9732fe45fd21b245ee051b1f548"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.6.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12320.json",
            "vanir_signatures": [
              {
                "id": "CVE-2018-12320-2447b601",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "331356970216246649445387627759525877433",
                    "291066372085605942145331336949975246575",
                    "317976507172667914129150818334350496417",
                    "241092994370621084758707940460889674775"
                  ]
                },
                "source": "https://github.com/radareorg/radare2/commit/90b71c017a7fa9732fe45fd21b245ee051b1f548",
                "target": {
                  "file": "libr/anal/bb.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2018-12320-34448359",
                "digest": {
                  "length": 824,
                  "function_hash": "62785360955302212521407662111350079672"
                },
                "source": "https://github.com/radareorg/radare2/commit/90b71c017a7fa9732fe45fd21b245ee051b1f548",
                "target": {
                  "file": "libr/anal/bb.c",
                  "function": "r_anal_bb_free"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T13:26:24Z"
          }
        }
      ],
      "modified": "2026-10-20T13:26:24.510634803Z",
      "provider": "osv",
      "references": [
        "https://github.com/radare/radare2/issues/10293",
        "https://github.com/radare/radare2/commit/90b71c017a7fa9732fe45fd21b245ee051b1f548"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-12320",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 387684,
  "published_at": "2018-06-13T16:29:01.53+00:00"
}