Security advisory

{
  "id": "ef4baa64f565335f433cbd701651dbf5acb4900c9d53bdf9850d5ac1a82dd4d6",
  "url": "https://osv.dev/vulnerability/CVE-2018-11381",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-11381",
    "summary": "The string_scan_range() function in radare2 2.5.0 allows remote attackers to cause a denial of service (heap-based out-of-bounds read and application crash) via a crafted binary file.",
    "evidence": "osv:CVE-2018-11381",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-11381",
      "aliases": [
        "CVE-2018-11381"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/radareorg/radare2",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c2b7d11ca74cd98eba8912d94ec0973cf2965697"
                },
                {
                  "last_affected": "c2b7d11ca74cd98eba8912d94ec0973cf2965697"
                },
                {
                  "fixed": "3fcf41ed96ffa25b38029449520c8d0a198745f3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:radare:radare2:2.5.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.5.0"
                      },
                      {
                        "last_affected": "2.5.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "3fcf41ed96ffa25b38029449520c8d0a198745f3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11381.json",
            "vanir_signatures": [
              {
                "id": "CVE-2018-11381-49ee0dbb",
                "digest": {
                  "length": 3308,
                  "function_hash": "98494690071503454194797992045746234891"
                },
                "source": "https://github.com/radareorg/radare2/commit/3fcf41ed96ffa25b38029449520c8d0a198745f3",
                "target": {
                  "file": "libr/bin/file.c",
                  "function": "string_scan_range"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2018-11381-d4ac1eeb",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "21929376789596439544151635748175387463",
                    "135304949598820514148528422986955564816",
                    "90893773958739721628432767542698805236",
                    "167433008854843717354377112139355015952",
                    "131646173151381651989664268400677323778",
                    "75315884126951106224382910493167852627",
                    "110624375282005136507287153677307465291",
                    "75923100023603709790442625293417595952",
                    "128907132257500091596400469582241022120",
                    "190621870524681049041393540565297254899",
                    "64097654862288902144494563974971199337",
                    "122613457145837381517861684281175157753",
                    "254739571038874113869306874845254548663"
                  ]
                },
                "source": "https://github.com/radareorg/radare2/commit/3fcf41ed96ffa25b38029449520c8d0a198745f3",
                "target": {
                  "file": "libr/bin/file.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T13:32:54Z"
          }
        }
      ],
      "modified": "2026-10-20T13:32:54.265498153Z",
      "provider": "osv",
      "references": [
        "https://github.com/radare/radare2/issues/9902",
        "https://github.com/radare/radare2/commit/3fcf41ed96ffa25b38029449520c8d0a198745f3"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-11381",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 387807,
  "published_at": "2018-05-22T19:29:00.52+00:00"
}