Patch "vxlan: correctly validate VXLAN ID against VXLAN_N_VID" has been added to the 4.10-stable tree
Subsystems (2)
This is a note to let you know that I've just added the patch titled
vxlan: correctly validate VXLAN ID against VXLAN_N_VID
to the 4.10-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-correctly-validate-vxlan-id-against-vxlan_n_vid.patch
and it can be found in the queue-4.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From foo@baz Sat Mar 18 22:03:53 CST 2017
From: Matthias Schiffer <[email protected]>
Date: Thu, 23 Feb 2017 17:19:41 +0100
Subject: vxlan: correctly validate VXLAN ID against VXLAN_N_VID
From: Matthias Schiffer <[email protected]>
[ Upstream commit 4e37d6911f36545b286d15073f6f2222f840e81c ]
The incorrect check caused an off-by-one error: the maximum VID 0xffffff was unusable.
--- drivers/net/vxlan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/net/vxlan.c +1 -1
@@ -2626,7 +2626,7 @@ static int vxlan_validate(struct nlattrif (data[IFLA_VXLAN_ID ]) {__u32 id =nla_get_u32 (data[IFLA_VXLAN_ID ]); -if (id >=VXLAN_VID_MASK ) +if (id >=VXLAN_N_VID )return -ERANGE ; }
Patches currently in stable-queue which might be from [email protected] are
queue-4.10/vxlan-correctly-validate-vxlan-id-against-vxlan_n_vid.patch