Security advisory

{
  "id": "b15931f5127f1f8c1fa7c5c5bb89064b6753ceb3c8aa0d537c5138f59be47a65",
  "url": "https://osv.dev/vulnerability/CVE-2023-49994",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-49994",
    "summary": "Espeak-ng 1.52-dev was discovered to contain a Floating Point Exception via the function PeaksToHarmspect at wavegen.c.",
    "evidence": "osv:CVE-2023-49994",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-49994",
      "aliases": [
        "CVE-2023-49994"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/espeak-ng/espeak-ng",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4870adfa25b1a32b4361592f1be8a40337c58d6c"
                },
                {
                  "last_affected": "4870adfa25b1a32b4361592f1be8a40337c58d6c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:espeak-ng:espeak-ng:1.52:dev:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.52-dev"
                      },
                      {
                        "last_affected": "1.52-dev"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.52-dev",
            "1.52.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-49994.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:50.699168503Z",
      "provider": "osv",
      "references": [
        "https://lists.debian.org/debian-lts-announce/2025/05/msg00050.html",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49994.json",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-49994",
        "https://github.com/espeak-ng/espeak-ng/issues/1823"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49994.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-49994",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 519177,
  "published_at": "2023-12-12T00:00:00+00:00"
}