CVE-2012-5374: Linux Kernel

Medium severity, CVSS 4.0. EPSS: 0.5% 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 (extended runtime of kernel code) by creating many different files whose names are associated with the same CRC32C hash value.

Affected products

• Linux Linux Kernel: version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; version 3.0.5 only; …

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