由于MadWifi驱动的多重缺陷，可能导致系统崩溃、拒绝服务攻击、网络欺诈，这个安全问题影响这些版本：Ubuntu6.06LTS、Ubuntu6.10、Ubuntu7.04。
MadWifi驱动的缺陷现已解决，更新系统，升级linux-restricted-modules。
Ubuntu6.06LTS:
linux-restricted-modules-2.6.15-28-3862.6.15.12-28.2
linux-restricted-modules-2.6.15-28-6862.6.15.12-28.2
linux-restricted-modules-2.6.15-28-amd64-generic2.6.15.12-28.2
linux-restricted-modules-2.6.15-28-amd64-k82.6.15.12-28.2
linux-restricted-modules-2.6.15-28-amd64-xeon2.6.15.12-28.2
linux-restricted-modules-2.6.15-28-k72.6.15.12-28.2
linux-restricted-modules-2.6.15-28-powerpc2.6.15.12-28.2
linux-restricted-modules-2.6.15-28-powerpc-smp2.6.15.12-28.2
linux-restricted-modules-2.6.15-28-sparc642.6.15.12-28.2
linux-restricted-modules-2.6.15-28-sparc64-smp2.6.15.12-28.2
Ubuntu6.10:
linux-restricted-modules-2.6.17-11-3862.6.17.8-11.2
linux-restricted-modules-2.6.17-11-generic2.6.17.8-11.2
linux-restricted-modules-2.6.17-11-powerpc2.6.17.8-11.2
linux-restricted-modules-2.6.17-11-powerpc-smp2.6.17.8-11.2
linux-restricted-modules-2.6.17-11-powerpc64-smp2.6.17.8-11.2
linux-restricted-modules-2.6.17-11-sparc642.6.17.8-11.2
linux-restricted-modules-2.6.17-11-sparc64-smp2.6.17.8-11.2
Ubuntu7.04:
linux-restricted-modules-2.6.20-16-3862.6.20.5-16.29
linux-restricted-modules-2.6.20-16-generic2.6.20.5-16.29
linux-restricted-modules-2.6.20-16-lowlatency2.6.20.5-16.29
linux-restricted-modules-2.6.20-16-powerpc2.6.20.5-16.29
linux-restricted-modules-2.6.20-16-powerpc-smp2.6.20.5-16.29
linux-restricted-modules-2.6.20-16-powerpc64-smp2.6.20.5-16.29
linux-restricted-modules-2.6.20-16-sparc642.6.20.5-16.29
linux-restricted-modules-2.6.20-16-sparc64-smp2.6.20.5-16.29
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