| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.19 38/75] mac80211: drop unencrypted frames in mesh fwding | Date | Fri, 10 Apr 2015 15:19:04 +0200 |
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3.19-stable review patch. If anyone has any objections, please let me know.
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From: Bob Copeland <me@bobcopeland.com>
commit d0c22119f574b851e63360c6b8660fe9593bbc3c upstream.
The mesh forwarding path was not checking that data frames were protected when running an encrypted network; add the necessary check.
Reported-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- net/mac80211/rx.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2191,6 +2191,9 @@ ieee80211_rx_h_mesh_fwding(struct ieee80 hdr = (struct ieee80211_hdr *) skb->data; mesh_hdr = (struct ieee80211s_hdr *) (skb->data + hdrlen); + if (ieee80211_drop_unencrypted(rx, hdr->frame_control)) + return RX_DROP_MONITOR; + /* frame is in RMC, don't forward */ if (ieee80211_is_data(hdr->frame_control) && is_multicast_ether_addr(hdr->addr1) &&
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