A heap-buffer-overflow write exists in jpeg2000dec FFmpeg which allows an attacker to potentially gain remote code execution or cause denial of service via the channel definition cdef atom of JPEG2000.
{
"license": "CC-BY-4.0",
"sources": [
{
"id": "CVE-2025-9951",
"published": "2025-09-09T14:15:49.720Z",
"modified": "2026-06-17T10:10:08.627Z",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-9951",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-9951",
"database_specific": {
"status": "Deferred"
},
"imported": "2026-06-26T19:19:12.222Z"
},
{
"id": "EUVD-2025-27255",
"modified": "2026-02-26T17:49:05Z",
"html_url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-27255",
"url": "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2025-27255",
"published": "2025-09-09T13:54:08Z",
"imported": "2026-06-26T19:19:09.422Z"
}
]
}