Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date: Wed, 31 Oct 2012 15:31:20 +0100
From: Petr Matousek <pmatouse@...hat.com>
To: oss-security@...ts.openwall.com
Subject: CVE Request -- kernel: net: divide by zero in tcp algorithm illinois

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,
-- 
Petr Matousek / Red Hat Security Response Team

Powered by blists - more mailing lists

Your e-mail address:

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.