CVE-2021-21860

HIGH

Gpac - Buffer Overflow

Title source: rule
STIX 2.1

Description

An exploitable integer truncation vulnerability exists 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 FOURCC code, 'trik', is parsed by the function within the library. An attacker can convince a user to open a video to trigger this vulnerability.

Scores

CVSS v3 8.8
EPSS 0.0046
EPSS Percentile 64.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-681 CWE-680
Status published
Products (2)
debian/debian_linux 11.0
gpac/gpac 1.0.1
Published Aug 16, 2021
Tracked Since Feb 18, 2026