USN-662-2: Ubuntu kernel modules vulnerability

Ubuntu Security Notice USN-662-2

6th November, 2008

linux-ubuntu-modules-2.6.22/24 vulnerability

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

  • Ubuntu 8.04 LTS
  • Ubuntu 7.10

Software description

  • linux-ubuntu-modules-2.6.22
  • linux-ubuntu-modules-2.6.24

Details

USN-662-1 fixed vulnerabilities in ndiswrapper in Ubuntu 8.10.
This update provides the corresponding updates for Ubuntu 8.04 and 7.10.

Original advisory details:

Anders Kaseorg discovered that ndiswrapper did not correctly handle long
ESSIDs. For a system using ndiswrapper, a physically near-by attacker
could generate specially crafted wireless network traffic and execute
arbitrary code with root privileges. (CVE-2008-4395)

Update instructions

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

Ubuntu 8.04 LTS:
linux-ubuntu-modules-2.6.24-21-server 2.6.24-21.33
linux-ubuntu-modules-2.6.24-21-generic 2.6.24-21.33
linux-ubuntu-modules-2.6.24-21-386 2.6.24-21.33
linux-ubuntu-modules-2.6.24-21-rt 2.6.24-21.33
Ubuntu 7.10:
linux-ubuntu-modules-2.6.22-15-generic 2.6.22-15.40
linux-ubuntu-modules-2.6.22-15-rt 2.6.22-15.40
linux-ubuntu-modules-2.6.22-15-386 2.6.22-15.40
linux-ubuntu-modules-2.6.22-15-server 2.6.22-15.40

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2008-4395