From: Mathias Krause <minipli@googlemail.com>
Date: Sun, 7 Apr 2013 01:52:02 +0000 (+0000)
Subject: VSOCK: Fix missing msg_namelen update in vsock_stream_recvmsg()
X-Git-Tag: v3.9-rc7~26^2~19^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d5e0d0f607a7a029c6563a0470d88255c89a8d11;p=pandora-kernel.git

VSOCK: Fix missing msg_namelen update in vsock_stream_recvmsg()

The code misses to update the msg_namelen member to 0 and therefore
makes net/socket.c leak the local, uninitialized sockaddr_storage
variable to userland -- 128 bytes of kernel stack memory.

Cc: Andy King <acking@vmware.com>
Cc: Dmitry Torokhov <dtor@vmware.com>
Cc: George Zhang <georgezhang@vmware.com>
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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