{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "last_affected": "2.0.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "62aafbc4ee032c1e9ef02ac8bf98b908c5af62ea"
            }
          ],
          "repo": "https://github.com/icculus/smpeg",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-191"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112010.json"
  },
  "details": "smpeg through 2.0.0 contains an integer underflow vulnerability in stream_header() in MPEGsystem.cpp that allows attackers to wrap packet_size by declaring an undersized packet length. Attackers can supply a crafted MPEG file opened via SMPEG_new, SMPEG_new_rwops or SMPEG_new_data to trigger a reachable assertion or out-of-bounds copy, crashing the application.",
  "id": "CVE-2026-112010",
  "modified": "2026-10-21T02:30:15.396740958Z",
  "published": "2026-10-18T11:38:32.683Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112010.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/icculus/smpeg"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/icculus/smpeg/blob/d188dc111f4817288718705e4a84e248803ccfdc/MPEGsystem.cpp#L295-L350"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/icculus/smpeg/blob/d188dc111f4817288718705e4a84e248803ccfdc/MPEGsystem.cpp#L777"
    },
    {
      "type": "EVIDENCE",
      "url": "https://hackmd.io/@haindpwn/smpeg-system-header-stream-table-oob-read"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112010"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/smpeg-through-2.0.0-integer-underflow-via-stream-header-in-mpegsystem-cpp"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "smpeg through 2.0.0 Integer Underflow via stream_header in MPEGsystem.cpp"
}