### [CVE-2021-32439](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32439) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description Buffer overflow in the stbl_AppendSize function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file. ### POC #### Reference - https://github.com/gpac/gpac/issues/1774 #### Github No PoCs found on GitHub currently.