CVEs-PoC/2021/CVE-2021-21861.md

CVE-2021-21861

Description

An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. When processing the 'hdlr' FOURCC code, a specially crafted MPEG-4 input can cause an improper memory allocation resulting in a heap-based buffer overflow that causes memory corruption. An attacker can convince a user to open a video to trigger this vulnerability.

POC

Reference

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1298
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1298

Github

No PoCs found on GitHub currently.