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From: <gregkh@linuxfoundation.org>
To: johannes.berg@intel.com, gregkh@linuxfoundation.org,
	luciano.coelho@intel.com
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "iwlwifi: dvm: fix D3 firmware PN programming" has been added to the 4.2-stable tree
Date: Thu, 05 Nov 2015 16:14:37 -0800	[thread overview]
Message-ID: <14467688773563@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    iwlwifi: dvm: fix D3 firmware PN programming

to the 4.2-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:
     iwlwifi-dvm-fix-d3-firmware-pn-programming.patch
and it can be found in the queue-4.2 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 5bd166872d8f99f156fac191299d24f828bb2348 Mon Sep 17 00:00:00 2001
From: Johannes Berg <johannes.berg@intel.com>
Date: Tue, 15 Sep 2015 14:36:09 +0200
Subject: iwlwifi: dvm: fix D3 firmware PN programming

From: Johannes Berg <johannes.berg@intel.com>

commit 5bd166872d8f99f156fac191299d24f828bb2348 upstream.

The code to send the RX PN data (for each TID) to the firmware
has a devastating bug: it overwrites the data for TID 0 with
all the TID data, leaving the remaining TIDs zeroed. This will
allow replays to actually be accepted by the firmware, which
could allow waking up the system.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/net/wireless/iwlwifi/dvm/lib.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/wireless/iwlwifi/dvm/lib.c
+++ b/drivers/net/wireless/iwlwifi/dvm/lib.c
@@ -1022,7 +1022,7 @@ static void iwlagn_wowlan_program_keys(s
 			u8 *pn = seq.ccmp.pn;
 
 			ieee80211_get_key_rx_seq(key, i, &seq);
-			aes_sc->pn = cpu_to_le64(
+			aes_sc[i].pn = cpu_to_le64(
 					(u64)pn[5] |
 					((u64)pn[4] << 8) |
 					((u64)pn[3] << 16) |


Patches currently in stable-queue which might be from johannes.berg@intel.com are

queue-4.2/mac80211-fix-hwflags-debugfs-file-format.patch
queue-4.2/iwlwifi-dvm-fix-d3-firmware-pn-programming.patch
queue-4.2/iwlwifi-fix-firmware-filename-for-3160.patch

                 reply	other threads:[~2015-11-06  0:14 UTC|newest]

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