[3.13.y.z extended stable] Patch "usb: gadget: tcm_usb_gadget: stop format strings" has been added to staging queue
Kamal Mostafa
kamal at canonical.com
Thu May 1 19:17:15 UTC 2014
This is a note to let you know that I have just added a patch titled
usb: gadget: tcm_usb_gadget: stop format strings
to the linux-3.13.y-queue branch of the 3.13.y.z extended stable tree
which can be found at:
http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.13.y-queue
This patch is scheduled to be released in version 3.13.11.1.
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.13.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Kamal
------
>From 754459c27bd677536b4c2768cc5f084b4cea4275 Mon Sep 17 00:00:00 2001
From: Kees Cook <keescook at chromium.org>
Date: Tue, 11 Mar 2014 13:26:16 -0700
Subject: usb: gadget: tcm_usb_gadget: stop format strings
commit aba37fd975f0dd58e025c99c2a79b61b20190831 upstream.
This makes sure that the name coming out of configfs cannot be used
accidentally as a format string.
Signed-off-by: Kees Cook <keescook at chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
drivers/usb/gadget/tcm_usb_gadget.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c
index 0f8aad7..460c266 100644
--- a/drivers/usb/gadget/tcm_usb_gadget.c
+++ b/drivers/usb/gadget/tcm_usb_gadget.c
@@ -1613,7 +1613,7 @@ static struct se_wwn *usbg_make_tport(
return ERR_PTR(-ENOMEM);
}
tport->tport_wwpn = wwpn;
- snprintf(tport->tport_name, sizeof(tport->tport_name), wnn_name);
+ snprintf(tport->tport_name, sizeof(tport->tport_name), "%s", wnn_name);
return &tport->tport_wwn;
}
--
1.9.1
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