CVE-2021-44921

PoC —

CVSS 3.1

5.5 medium

EPSS

<1%p47

Published

Dec 21, 2021 (Dec 21, 2021)

Modified

Jun 17, 2026

Description

A null pointer dereference vulnerability exists in gpac 1.1.0 in the gf_isom_parse_movie_boxes_internal function, which causes a segmentation fault and application crash.

Vendors: gpac
Products: gpac
Weakness: CWE-476
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.6%)

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