CVE-2009-2657: Nilf Nilfs

Medium severity, CVSS 4.6. EPSS: 0.5% chance of exploitation in the next 30 days.

nilfs-utils before 2.0.14 installs multiple programs with unnecessary setuid privileges, which allows local users to execute arbitrary commands via the device string in a -c command line option to mkfs.nilfs2.

Affected products

• Nilf Nilfs: up to and including 2.0.13; version 1.0.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; …

Published 2009-08-04. Last modified 2026-06-16.