From: Ursula Braun <ursula.braun@de.ibm.com>
Date: Wed, 6 Nov 2013 08:04:52 +0000 (+0100)
Subject: qeth: avoid buffer overflow in snmp ioctl
X-Git-Tag: v3.2.54~149
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a3e38398c95c83c06c1b8028e406f3aca23ec43d;p=pandora-kernel.git

qeth: avoid buffer overflow in snmp ioctl

commit 6fb392b1a63ae36c31f62bc3fc8630b49d602b62 upstream.

Check user-defined length in snmp ioctl request and allow request
only if it fits into a qeth command buffer.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Reviewed-by: Heiko Carstens <heicars2@linux.vnet.ibm.com>
Reported-by: Nico Golde <nico@ngolde.de>
Reported-by: Fabian Yamaguchi <fabs@goesec.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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