[PATCH 3/7] TDLS: allow extra erroneous IEs in all packets
Jouni Malinen
j
Wed Feb 18 08:01:47 PST 2015
On Tue, Feb 17, 2015 at 09:35:11PM -0500, Ilan Peer wrote:
> Some APs (Cisco 1260) sometimes add invalid IEs to the end of various
> tdls management packets. This was allowed on M3 and discovery packets, but
> not in others. Allow it for the other packets as well, since required IEs
> are verified in the code anyway.
Would you be able to share a sniffer capture showing such a case? This
seemed to be needed when the forwarded packet was shorter than minimum
Ethernet frame (even if not really going out on Ethernet which is the
somewhat strange part here and likely specific to some APs), but I'm not
sure in which cases the other frames would be short enough to trigger
this issue.
Furthermore, these are not really supposed to be "extra erroneous IEs",
but some arbitrary padding at the end of the "Ethernet" frame.
--
Jouni Malinen PGP id EFC895FA
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