CVE-2021-40570: Gpac

High severity, CVSS 7.8. EPSS: 1.2% chance of exploitation in the next 30 days.

The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the avc_compute_poc function in av_parsers.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.

Affected products

• Gpac Gpac: version 1.0.1 only

Published 2022-01-13. Last modified 2026-06-17.