CVE-2020-25579: Freebsd

Medium severity, CVSS 5.3. EPSS: 1.1% chance of exploitation in the next 30 days.

In FreeBSD 12.2-STABLE before r368969, 11.4-STABLE before r369047, 12.2-RELEASE before p3, 12.1-RELEASE before p13 and 11.4-RELEASE before p7 msdosfs(5) was failing to zero-fill a pair of padding fields in the dirent structure, resulting in a leak of three uninitialized bytes.

Affected products

• Freebsd Freebsd: version 11.4 only; version 12.1 only; version 12.2 only

Published 2021-03-26. Last modified 2026-06-17.