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(parent: 9ba6ad6) | patch
hamradio/yam: fix info leak in ioctl
authorSalva Peiró <speiro@ai2.upv.es>
Tue, 17 Dec 2013 09:06:30 +0000 (10:06 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 15 Jan 2014 23:31:36 +0000 (15:31 -0800)
commite7834c71c2cacc621ddc64bd71f83ef2054f6539
treeb5292140cd96af75e46c9a898529170f250761d0tree | snapshot
parent9ba6ad65b70f30b116660d6d74304d424248ff29commit | diff
hamradio/yam: fix info leak in ioctl

[ Upstream commit 8e3fbf870481eb53b2d3a322d1fc395ad8b367ed ]

The yam_ioctl() code fails to initialise the cmd field
of the struct yamdrv_ioctl_cfg. Add an explicit memset(0)
before filling the structure to avoid the 4-byte info leak.

Signed-off-by: Salva Peiró <speiro@ai2.upv.es>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/hamradio/yam.c diff | blob | history
Domain: System / Uncategorized;