mp4v2 — security advisory

{
  "id": "9576d1dfc4a5d98b6fd19641ec9046d8c5af9e073f8d8518c48e4261f5547faa",
  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-95122",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UBUNTU-CVE-2026-95122",
    "summary": "mp4v2 2.0.0 contains a NULL pointer dereference vulnerability in MP4File::GenerateTracks() in src/mp4file.cpp. This allows a remote attacker to cause a denial of service",
    "evidence": "osv:UBUNTU-CVE-2026-95122",
    "products": [
      {
        "name": {
          "value": "mp4v2",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "2.0.0~dfsg0-3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "2.0.0~dfsg0-4",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "mp4v2",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "2.0.0~dfsg0-6",
            "evidence": "/affected/1/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "UBUNTU-CVE-2026-95122",
      "aliases": [
        "UBUNTU-CVE-2026-95122"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        },
        {
          "type": "Ubuntu",
          "score": "medium"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "mp4v2",
            "purl": "pkg:deb/ubuntu/mp4v2?arch=source&distro=xenial",
            "ecosystem": "Ubuntu:16.04:LTS"
          },
          "versions": [
            "2.0.0~dfsg0-3",
            "2.0.0~dfsg0-4"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95122.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "libmp4v2-2",
                "binary_version": "2.0.0~dfsg0-4"
              },
              {
                "binary_name": "mp4v2-utils",
                "binary_version": "2.0.0~dfsg0-4"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "mp4v2",
            "purl": "pkg:deb/ubuntu/mp4v2?arch=source&distro=bionic",
            "ecosystem": "Ubuntu:18.04:LTS"
          },
          "versions": [
            "2.0.0~dfsg0-6"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-95122.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "libmp4v2-2",
                "binary_version": "2.0.0~dfsg0-6"
              },
              {
                "binary_name": "mp4v2-utils",
                "binary_version": "2.0.0~dfsg0-6"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-17T13:01:19.384373299Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-95122"
      ],
      "references": [
        "https://ubuntu.com/security/CVE-2026-95122",
        "https://www.cve.org/CVERecord?id=CVE-2026-95122",
        "https://gist.github.com/1820893135-pixel/607844240f0c965b4dc1f5fdb7ac6148",
        "https://github.com/TechSmith/mp4v2/issues/99",
        "https://github.com/TechSmith/mp4v2/pull/101",
        "https://github.com/TechSmith/mp4v2/pull/101/changes/b5df7f39d741d8926da1ac80fa8c579c30686e7f"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-95122",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 361669,
  "published_at": "2026-10-13T15:17:00+00:00"
}