CVE-2018-13100: Debian Linux

Medium severity, CVSS 5.5. EPSS: 2.3% chance of exploitation in the next 30 days.

An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.17.3, which does not properly validate secs_per_zone in a corrupted f2fs image, as demonstrated by a divide-by-zero error.

Affected products

• Debian Debian Linux: version 8.0 only
• Linux Linux Kernel: up to and including 4.17.3

Published 2018-07-03. Last modified 2026-06-17.