CVEs-PoC/2021/CVE-2021-21862.md

CVE-2021-21862

Description

Multiple exploitable integer truncation vulnerabilities exist within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause an improper memory allocation resulting in a heap-based buffer overflow that causes memory corruption The implementation of the parser used for the “Xtra” FOURCC code is handled. 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.