An information leak flaw was found in the dgnc_mgmt_ioctl() function of the Linux kernel.
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 1274730]
This is in a staging driver. It requires CONFIG_DGNC to be enabled. Fedora doesn't enable staging drivers with a very few exceptions. You might was well close this bug.
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, 7 and MRG-2 as the code with the flaw is not present in the products listed.