libaribb24 (aribb24) through 1.0.3 Heap Buffer Overflow via parse_data_unit_statement_body

{
  "id": "5b2963f5758dccea0e97425be7a1626e70f19e91ddc398ee1151c157fd091742",
  "url": "https://osv.dev/vulnerability/CVE-2026-112280",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "libaribb24 (aribb24) through 1.0.3 Heap Buffer Overflow via parse_data_unit_statement_body",
    "summary": "libaribb24 (aribb24) through 1.0.3 contains a heap-based buffer overflow vulnerability in src/parser.c that allows attackers to corrupt heap memory via an oversized caption data unit. Attackers can supply a crafted caption PES packet in a media file or broadcast stream, processed through arib_parse_pes(), to crash FFmpeg or VLC and possibly corrupt further memory.",
    "evidence": "osv:CVE-2026-112280",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-112280",
      "aliases": [
        "CVE-2026-112280"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nkoriyama/aribb24",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "bc45f1406899603033218c2cc6d611ddcc5b3720"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.0.3"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.0.3"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.0.3",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0",
            "v0.0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112280.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:45.232723986Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112280.json",
        "https://hackmd.io/@haindpwn/aribb24-caption-data-unit-and-csi-oob-write",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-112280",
        "https://www.vulncheck.com/advisories/libaribb24-aribb24-through-1.0.3-heap-buffer-overflow-via-parse-data-unit-statement-body",
        "https://github.com/nkoriyama/aribb24",
        "https://github.com/nkoriyama/aribb24/blob/v1.0.3/src/parser.c"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-122"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112280.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-112280",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 513380,
  "published_at": "2026-10-19T13:55:25.644+00:00"
}