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mac80211: mark station unauthorized before key removal
authorJohannes Berg <johannes.berg@intel.com>
Thu, 26 Mar 2020 14:51:35 +0000 (15:51 +0100)
committerJohannes Berg <johannes.berg@intel.com>
Thu, 26 Mar 2020 14:52:25 +0000 (15:52 +0100)
commitb16798f5b907733966fd1a558fca823b3c67e4a1
treec95f6a058bf9848158fde6b244f23e50c225c462tree
parentce2e1ca703071723ca2dd94d492a5ab6d15050dacommit | diff
mac80211: mark station unauthorized before key removal

If a station is still marked as authorized, mark it as no longer
so before removing its keys. This allows frames transmitted to it
to be rejected, providing additional protection against leaking
plain text data during the disconnection flow.

Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20200326155133.ccb4fb0bb356.If48f0f0504efdcf16b8921f48c6d3bb2cb763c99@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/mac80211/sta_info.c diff | blob | history
XArray, radix tree and IDR