CVE-2021-40942: Gpac

Medium severity, CVSS 5.5. EPSS: 0.7% chance of exploitation in the next 30 days.

In GPAC MP4Box v1.1.0, there is a heap-buffer-overflow in the function filter_parse_dyn_args function in filter_core/filter.c:1454, as demonstrated by GPAC. This can cause a denial of service (DOS).

Affected products

• Gpac Gpac: version 1.1.0 only

Published 2022-06-27. Last modified 2026-06-17.