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(parent: 156f006) | 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>
Mon, 26 Jun 2017 05:13:09 +0000 (07:13 +0200)
commit5f1f39023c2a439204d47e7e33d94b5baf561ca8
treeb3f62910c0814a6172da80c85f98b78cd0366b3ftree | snapshot
parent156f00663af610f740e22d494d8ff855f12cd8a5commit | 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
Domain: System / Kernel;