CVE-2021-39230: Butter Project Butter

Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days.

Butter is a system usability utility. Due to a kernel error the JPNS kernel is being discontinued. Affected users are recommend to update to the Trinity kernel. There are no workarounds.

Affected products

• Butter Project Butter: before 1.5 (fixed in 1.5)

Published 2021-09-21. Last modified 2026-06-17.