track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.
{
"license": "CC-BY-4.0",
"sources": [
{
"id": "CVE-2020-35964",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-35964",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-35964",
"imported": "2025-10-18T14:07:17.065Z",
"modified": "2024-11-21T05:28:36.243Z",
"published": "2021-01-03T19:15:11.720Z"
}
]
}