ATMEL Linux PCI PCMCIA USB Drivers arbitrary code execution

[sapheal () hack pl]

Synopsis:  ATMEL Linux PCI PCMCIA USB Drivers arbitrary code execution
Product:   ATMEL WLAN drivers 3.4.1.1
Version:   <=3.4.1.1


Product:
=======
ATMEL linux PCI, PCMCIA, USB drivers. and configuration utilities.


Issue:
======

A critical security vulnerability has been found in ATMEL WLAN drivers 3.4.1.1.
Arbitrary code execution is possible.

Details:
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Function Get_Wep obtains WEP key information. However, the "cname"
variable value (fuction's argument) is copied to ifr_name (attribute
of IWREQ object) without the proper bounds-checking. It leads to 
memory corruption conditions.

Affected Versions
=================

ATMEL WLAN drivers 3.4.1.1



Kind regards,

Michał Bućko - sapheal
HACK.PL