This is a note to let you know that I've just added the patch titled
vxlan: fix a free after use
to the 3.17-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
vxlan-fix-a-free-after-use.patch
and it can be found in the queue-3.17 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From foo@baz Fri Nov 7 11:36:50 PST 2014
From: Li RongQing <[email protected]>
Date: Fri, 17 Oct 2014 14:06:16 +0800
Subject: vxlan: fix a free after use
From: Li RongQing <[email protected]>
[ Upstream commit 7a9f526fc3ee49b6034af2f243676ee0a27dcaa8 ]
pskb_may_pull maybe change skb->data and make eth pointer oboslete,
so eth needs to reload
Fixes: 91269e390d062 ("vxlan: using pskb_may_pull as early as possible")
Cc: Eric Dumazet <[email protected]>
Signed-off-by: Li RongQing <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/net/vxlan.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1936,6 +1936,7 @@ static netdev_tx_t vxlan_xmit(struct sk_
msg->icmph.icmp6_type ==
NDISC_NEIGHBOUR_SOLICITATION)
return neigh_reduce(dev, skb);
}
+ eth = eth_hdr(skb);
#endif
}
Patches currently in stable-queue which might be from [email protected] are
queue-3.17/vxlan-fix-a-use-after-free-in-vxlan_encap_bypass.patch
queue-3.17/vxlan-using-pskb_may_pull-as-early-as-possible.patch
queue-3.17/vxlan-fix-a-free-after-use.patch
queue-3.17/ipv4-fix-a-potential-use-after-free-in-ip_tunnel_core.c.patch
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