CVE-2018-1000100: Canonical Ubuntu Linux

High severity, CVSS 7.8. EPSS: 1.1% chance of exploitation in the next 30 days.

GPAC MP4Box version 0.7.1 and earlier contains a Buffer Overflow vulnerability in src/isomedia/avc_ext.c lines 2417 to 2420 that can result in Heap chunks being modified, this could lead to RCE. This attack appear to be exploitable via an attacker supplied MP4 file that when run by the victim may result in RCE.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 18.10 only
• Gpac Project Gpac: up to and including 0.7.1

Published 2018-03-06. Last modified 2026-06-17.