CVE:CVE-2006-7179
CNNVD:CNNVD-200703-675
MadWifi 0.9.3之前版本中的ieee80211_input.c没有正确的处理Channel Switch Announcement Information Elements (CSA IEs)，这使得远程攻击者可以借助小于等于1的Channel Switch Count，引起拒绝服务攻击(通信丢失)。这会触发频道改变。
solution:Upgrade madwifi madwifi to a higher version than 0.9.2,0.9.2.1,and avoid the version (,0.9.2],(,0.9.2.1]