CVE-2021-3802: Fedoraproject Fedora

Medium severity, CVSS 4.2. EPSS: 0.8% chance of exploitation in the next 30 days.

A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability.

Affected products

• Fedoraproject Fedora: version 34 only
• Red Hat Enterprise Linux: version 8.0 only
• Udisks Project Udisks: before 2.9.4 (fixed in 2.9.4)

Published 2021-11-29. Last modified 2026-06-17.