Re: [PATCH] nl80211: Check for the required netlink attribute presence

On Wed, 2018-01-03 at 11:00 +0800, Hao Chen wrote: > nl80211_nan_add_func() does not check if the required attribute > NL80211_NAN_FUNC_FOLLOW_UP_DEST is present when processing > NL80211_CMD_ADD_NAN_FUNCTION request. This request can be issued > by users with CAP_NET_ADMIN privilege and may result

[PATCH] nl80211: Check for the required netlink attribute presence

nl80211_nan_add_func() does not check if the required attribute NL80211_NAN_FUNC_FOLLOW_UP_DEST is present when processing NL80211_CMD_ADD_NAN_FUNCTION request. This request can be issued by users with CAP_NET_ADMIN privilege and may result in NULL dereference and a system crash. Add a check for th