Technical Description

A vulnerability has been identified in PCI, PCI-X and PCIe Intel network adapter drivers, which could be exploited by local attackers to obtain elevated privileges. This flaw is due to a buffer overflow error in the "QueryInformationHandler" routine within NDIS.SYS, which could allow malicious users to execute arbitrary commands with kernel-level privileges.

Affected Products

Intel PRO 10/100 Adapters (Windows) version 8.0.27.0 and prior
Intel PRO/1000 Adapters (Windows) version 8.7.1.0 and prior
Intel PRO/1000 PCIe Adapters (Windows) version 9.1.30.0 and prior
Intel PRO 10/100 Adapters (Linux) version 3.5.14 and prior
Intel PRO/1000 Adapters (Linux) version 7.2.7 and prior
Intel PRO/10GbE Adapters (Linux) version 1.0.109 and prior
Intel PRO 10/100 Adapters (UnixWare/SCO6) version 4.0.3 and prior
Intel PRO/1000 Adapters (UnixWare/SCO6) version 9.0.15 and prior

Solution

Apply updates for 10/100 :
http://support.intel.com/support/network/sb/cs-006103.htm

Apply updates for Gigabit :
http://support.intel.com/support/network/sb/cs-006120.htm

Apply updates for 10 Gigabit :
http://support.intel.com/support/network/adapter/pro100/sb/cs-008402.htm

References

http://www.vupen.com/english/advisories/2006/4871
http://www.intel.com/support/network/sb/CS-023726.htm
http://research.eeye.com/html/advisories/published/AD20061207.html

Credits

Vulnerability reported by Derek Soeder (eEye Digital Security)

ChangeLog

2006-12-06 : Initial release
2006-12-07 : Updated Advisory

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