cve/2021/CVE-2021-21851.md

CVE-2021-21851

Description

Multiple exploitable integer overflow 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 at “csgp” decoder sample group description indices can cause an integer overflow due to unchecked arithmetic 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-2021-1297
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1297

Github

No PoCs found on GitHub currently.