Security advisory

{
  "id": "93b0ae62e8af1c82d49f143cd0e6f8ad4036f31f80e3b762984e9fb46c256541",
  "url": "https://osv.dev/vulnerability/CVE-2019-20629",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-20629",
    "summary": "An issue was discovered in libgpac.a in GPAC before 0.8.0, as demonstrated by MP4Box. It contains a heap-based buffer over-read in gf_m2ts_process_pmt in media_tools/mpegts.c that can cause a denial of service via a crafted MP4 file.",
    "evidence": "osv:CVE-2019-20629",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-20629",
      "aliases": [
        "CVE-2019-20629"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/gpac/gpac",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6b4ab401297be43b57f9eddd675971a8a5feab44"
                },
                {
                  "fixed": "2320eb73afba753b39b7147be91f7be7afc0eeb7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.8.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "2320eb73afba753b39b7147be91f7be7afc0eeb7"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.7.1",
            "v0.7.0",
            "v0.6.0",
            "v0.5.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20629.json",
            "vanir_signatures": [
              {
                "id": "CVE-2019-20629-7609cc08",
                "digest": {
                  "length": 13192,
                  "function_hash": "8996523589059156721546357323422475456"
                },
                "source": "https://github.com/gpac/gpac/commit/2320eb73afba753b39b7147be91f7be7afc0eeb7",
                "target": {
                  "file": "src/media_tools/mpegts.c",
                  "function": "gf_m2ts_process_pmt"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2019-20629-8719012f",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "133379085859360269598344503404399662947",
                    "106168692294858675055697343916435874473",
                    "72569192081990355060075537311296933808",
                    "8026147587734142939870120938638327475",
                    "15477906275004562280115298485190774329",
                    "180672557205391803553237026379219372584",
                    "212092903353123825586208908458840867502",
                    "92227009122515285962472930496317498948",
                    "279311603526829036877731192554838652864",
                    "190706729340961245068774956581523567037"
                  ]
                },
                "source": "https://github.com/gpac/gpac/commit/2320eb73afba753b39b7147be91f7be7afc0eeb7",
                "target": {
                  "file": "src/media_tools/mpegts.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T13:55:52Z"
          }
        }
      ],
      "modified": "2026-10-20T13:55:52.433021131Z",
      "provider": "osv",
      "references": [
        "https://github.com/gpac/gpac/commit/2320eb73afba753b39b7147be91f7be7afc0eeb7",
        "https://github.com/gpac/gpac/issues/1264"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-20629",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 388388,
  "published_at": "2020-03-24T19:15:21.007+00:00"
}