af_rose/x25: Sanity check the maximum user frame size
authorAlan Cox <alan@lxorguk.ukuu.org.uk>
Fri, 27 Mar 2009 07:28:21 +0000 (00:28 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Sat, 2 May 2009 17:56:45 +0000 (10:56 -0700)
commit9478d6fd5f764369da3457c9a5c74855d34262e4
treed9217194c517d9db48622273104e217940a83cca
parent6f34347a7993c9b9c1b4f131801937ec0284e016
af_rose/x25: Sanity check the maximum user frame size

upstream commit: 83e0bbcbe2145f160fbaa109b0439dae7f4a38a9

CVE-2009-0795.

Otherwise we can wrap the sizes and end up sending garbage.

Closes #10423

Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
net/netrom/af_netrom.c
net/rose/af_rose.c
net/x25/af_x25.c