CVE-2022-33068: Fedoraproject Fedora

Medium severity, CVSS 5.5. EPSS: 1.2% chance of exploitation in the next 30 days.

An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.

Affected products

• Fedoraproject Fedora: version 35 only; version 36 only
• Harfbuzz Project Harfbuzz: version 4.3.0 only

Published 2022-06-23. Last modified 2026-06-17.