APPLIED: [PATCH][SRU][YAKKETY][XENIAL][TRUSTY] KEYS: ensure xbuf is large enough to fix buffer overflow in proc_keys_show (LP: #1634496)

[Seth Forshee]

On Tue, Oct 18, 2016 at 02:43:38PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king at canonical.com>
> 
> BugLink: http://bugs.launchpad.net/bugs/1634496
> 
> CVE-2016-7042
> 
> When stack protect is enabled xbuf is too small for timeout data causing a
> buffer overflow and a stack protector corruption report.
> 
> OriginalAuthor: Vladis Dronov <vdronov at redhat.com>
> OriginalLocation: https://bugzilla.redhat.com/attachment.cgi?id=1200212&action=diff
> 
> Signed-off-by: Colin Ian King <colin.king at canonical.com>

Applied to T/V/X/Y.