CVE-2012-5374
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.
Date published : 2013-02-18
http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2