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(parent: 760b1d6) | patch
mac80211/wpa: use constant time memory comparison for MACs
authorJason A. Donenfeld <Jason@zx2c4.com>
Sat, 10 Jun 2017 02:59:12 +0000 (04:59 +0200)
committerRaspbian kernel package updater <root@raspbian.org>
Sun, 23 Jul 2017 03:00:20 +0000 (03:00 +0000)
commit401bd4d1805612ee1a280ecdb7f8d029bd26fafc
tree497f984255e1231b5e71bde063d487bd4a258dbatree | snapshot
parent760b1d633d3d179b61c7e698604c3e80f6a844b5commit | diff
mac80211/wpa: use constant time memory comparison for MACs

commit 98c67d187db7808b1f3c95f2110dd4392d034182 upstream.

Otherwise, we enable all sorts of forgeries via timing attack.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/mac80211/wpa.c diff | blob | history
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