CVE-2012-0879
The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.
Date published : 2012-05-17
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33