CVE-2021-32289: Nokia Heif

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue was discovered in heif through through v3.6.2. A NULL pointer dereference exists in the function convertByteStreamToRBSP() located in nalutil.cpp. It allows an attacker to cause Denial of Service.

Affected products

• Nokia Heif: up to and including 3.6.2

Published 2021-09-20. Last modified 2026-06-17.