CVE-2014-8086: Linux Kernel

Medium severity, CVSS 4.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Race condition in the ext4_file_write_iter function in fs/ext4/file.c in the Linux kernel through 3.17 allows local users to cause a denial of service (file unavailability) via a combination of a write action and an F_SETFL fcntl operation for the O_DIRECT flag.

Affected products

• Linux Linux Kernel: up to and including 3.17
• Suse Suse Linux Enterprise Server: version 11 only

Published 2014-10-13. Last modified 2026-06-17.