There is a stack buffer overflow in MP4Box v1.0.1 at src/filters/dmxnhml.c:1008 in the nhmldmxsend_sample() function szXmlFrom parameter which leads to a denial of service vulnerability.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-41459.json"