Security advisory

{
  "id": "63536e89aab98c0c2a658cc6b44c0c76524fb33dcf26fc57bcd332e9e929b207",
  "url": "https://osv.dev/vulnerability/CVE-2018-11377",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-11377",
    "summary": "The avr_op_analyze() 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-2018-11377",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-11377",
      "aliases": [
        "CVE-2018-11377"
      ],
      "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": "25a3703ef2e015bbe1d1f16f6b2f63bb10dd34f4"
                },
                {
                  "fixed": "b35530fa0681b27eba084de5527037ebfb397422"
                }
              ],
              "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": "25a3703ef2e015bbe1d1f16f6b2f63bb10dd34f4"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "b35530fa0681b27eba084de5527037ebfb397422"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11377.json",
            "vanir_signatures": [
              {
                "id": "CVE-2018-11377-8348f764",
                "digest": {
                  "length": 1483,
                  "function_hash": "327063140249559742380314833170461386858"
                },
                "source": "https://github.com/radareorg/radare2/commit/b35530fa0681b27eba084de5527037ebfb397422",
                "target": {
                  "file": "libr/anal/p/anal_avr.c",
                  "function": "avr_op_analyze"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2018-11377-a6154e28",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "144132823001693225856868479811057079833",
                    "219857305555831906814452102661518906430",
                    "282146316362990154555179307945927082167",
                    "103185815944192371352904682523499123661"
                  ]
                },
                "source": "https://github.com/radareorg/radare2/commit/b35530fa0681b27eba084de5527037ebfb397422",
                "target": {
                  "file": "libr/anal/p/anal_avr.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T13:32:55Z"
          }
        }
      ],
      "modified": "2026-10-20T13:32:55.825790390Z",
      "provider": "osv",
      "references": [
        "https://github.com/radare/radare2/issues/9901",
        "https://github.com/radare/radare2/commit/25a3703ef2e015bbe1d1f16f6b2f63bb10dd34f4",
        "https://github.com/radare/radare2/commit/b35530fa0681b27eba084de5527037ebfb397422"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-11377",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 387812,
  "published_at": "2018-05-22T19:29:00.317+00:00"
}