CVE-2021-3673: Fedoraproject Fedora

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

A vulnerability was found in Radare2 in version 5.3.1. Improper input validation when reading a crafted LE binary can lead to resource exhaustion and DoS.

Affected products

• Fedoraproject Fedora: version 33 only; version 34 only; version 35 only
• Radare RADARE2: version 5.3.1 only

Published 2021-08-02. Last modified 2026-06-17.