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Linux Kernel ULE Packet Handling Denial of Service

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Release Date:  2006-09-11    Last Update:  2007-09-24    Views:  14,997

Secunia Advisory SA21820

Where:

From remote

Impact:

DoS

Solution Status:

Vendor Patch

Operating System:

CVE Reference(s):

Description


Ang Way Chuang has reported a vulnerability in the Linux Kernel, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the ULE (Unidirectional Lightweight Encapsulation) decapsulation code when processing ULE packets. This can be exploited to crash the system by sending a malicious ULE packet with an SNDU (Sub Network Data Unit) size of 0.

The vulnerability is reported in version 2.6.17.11. Other versions may also be affected.


Solution:
Update to version 2.6.16.30 or later for the 2.6.16.x branch or 2.6.17.14 or later for the 2.6.17.x branch.

Provided and/or discovered by:
Ang Way Chuang

Original Advisory:
http://lkml.org/lkml/2006/8/20/278

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Linux Kernel ULE Packet Handling Denial of Service

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