USN-404-1: MadWifi vulnerability

9 January 2007

linux-restricted-modules-2.6.17 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 6.10

Software Description


Laurent Butti, Jerome Razniewski, and Julien Tinnes discovered that the MadWifi wireless driver did not correctly check packet contents when receiving scan replies. A remote attacker could send a specially crafted packet and execute arbitrary code with root privileges.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 6.10
linux-restricted-modules-2.6.17-10-386 -
linux-restricted-modules-2.6.17-10-generic -
linux-restricted-modules-2.6.17-10-powerpc -
linux-restricted-modules-2.6.17-10-powerpc-smp -
linux-restricted-modules-2.6.17-10-powerpc64-smp -
linux-restricted-modules-2.6.17-10-sparc64 -
linux-restricted-modules-2.6.17-10-sparc64-smp -

To update your system, please follow these instructions:

After a standard system upgrade you need to reboot your computer to effect the necessary changes.