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Re: CVE Request -- kernel: net: divide by zero in tcp algorithm illinois
From: Kurt Seifried <kseifried () redhat com>
Date: Wed, 31 Oct 2012 09:19:37 -0600

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On 10/31/2012 08:31 AM, Petr Matousek wrote:
Description of the problem: Reading TCP stats when using TCP
Illinois congestion control algorithm can cause a divide by zero
kernel oops.

An unprivileged local user could use this flaw to crash the
system.

Proposed upstream patch: 
http://thread.gmane.org/gmane.linux.network/247871

Acknowledgements:

This issue was discovered by Rodrigo Freire of Red Hat.

References: https://bugzilla.redhat.com/show_bug.cgi?id=871848 
http://thread.gmane.org/gmane.linux.network/247871

Thanks,

Please use CVE-2012-4565 for this issue.

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993

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