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Insecure Library Loading
Moderately critical

Linux Kernel Fragmented IPv6 Packet Filtering Bypass

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Release Date:  2006-11-07    Views:  16,407

Secunia Advisory SA22731

Where:

From remote

Impact:

Security Bypass

Solution Status:

Vendor Workaround

Operating System:

CVE Reference(s):

Description


Some vulnerabilities have been reported in the Linux Kernel, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerabilities are caused due to the incorrect processing of certain fragmented IPv6 packets. This can be exploited to bypass filtering rules by sending specially crafted packets.


Solution:
Fixed in the GIT repository.

Further details available to Secunia VIM customers

Provided and/or discovered by:
The vendor credits Marc Dowd, McAfee

Original Advisory:
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=51d8b1a65291a6956b79374b6adbbadc2263bcf6
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d381634d213580d40d431e7664dfb45f641b884

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 Fragmented IPv6 Packet Filtering Bypass

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