CVE-2012-5375: Linux Kernel

Medium severity, CVSS 4.0. EPSS: 0.9% chance of exploitation in the next 30 days.

The CRC32C feature in the Btrfs implementation in the Linux kernel before 3.8-rc1 allows local users to cause a denial of service (prevention of file creation) by leveraging the ability to write to a directory important to the victim, and creating a file with a crafted name that is associated with a specific CRC32C hash value.

Affected products

• Linux Linux Kernel: up to and including 3.8; version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; …

Published 2013-02-18. Last modified 2026-06-16.