From: Mathias Krause <mini...@googlemail.com>
-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git
If you see a problem with using this for longterm, please comment.
-------------------
commit 3c0c5cfdcd4d69ffc4b9c0907cec99039f30a50a upstream.
The ATM code fails to initialize the two padding bytes of struct
sockaddr_atmpvc inserted for alignment. Add an explicit memset(0)
before filling the structure to avoid the info leak.
Signed-off-by: Mathias Krause <mini...@googlemail.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Paul Gortmaker <paul.gortma...@windriver.com>
---
net/atm/pvc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/atm/pvc.c b/net/atm/pvc.c
index 437ee70c5e62..db0dd47de61b 100644
--- a/net/atm/pvc.c
+++ b/net/atm/pvc.c
@@ -94,6 +94,7 @@ static int pvc_getname(struct socket *sock, struct sockaddr
*sockaddr,
return -ENOTCONN;
*sockaddr_len = sizeof(struct sockaddr_atmpvc);
addr = (struct sockaddr_atmpvc *)sockaddr;
+ memset(addr, 0, sizeof(*addr));
addr->sap_family = AF_ATMPVC;
addr->sap_addr.itf = vcc->dev->number;
addr->sap_addr.vpi = vcc->vpi;
--
1.8.5.2
--
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