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(parent: 2ec5b68) | 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)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 24 Jun 2017 05:11:13 +0000 (07:11 +0200)
commitf6e99a2efc03eea6444f59f158e1b0ce7c51ef36
tree0bab5c2e24ae3d7065d67a06492283f112041773tree | snapshot
parent2ec5b68bf62ef47daf526967f0fd069caf581e31commit | 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
kernel
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