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Message-ID: <4E267BD0.5090100@redhat.com>
Date: Wed, 20 Jul 2011 12:25:12 +0530
From: Huzaifa Sidhpurwala <huzaifas@...hat.com>
To: oss-security@...ts.openwall.com
CC: Gerald Combs <gerald@...eshark.org>
Subject: Re: CVE Request -- Wireshark: Infinite loop in the
ANSI A Interface (IS-634/IOS) dissector
On 07/19/2011 06:11 PM, Jan Lieskovsky wrote:
> Hello Josh, Steve, vendors,
>
> an infinite loop was found in the way ANSI A Interface (IS-634/IOS)
> dissector of the Wireshark network traffic analyzer processed certain
> ANSI A MAP capture files. If Wireshark read a malformed packet off a
> network or opened a malicious packet capture file, it could lead to
> denial of service (Wireshark hang).
>
> Upstream bug:
> [1] https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6044
>
> Public PoC:
> [2]
> http://www.wireshark.org/download/automated/captures/fuzz-2011-06-20-22762.pcap
>
>
> Relevant upstream patch:
> [3] http://anonsvn.wireshark.org/viewvc?view=revision&revision=37930
>
> References:
> [4] http://www.wireshark.org/security/
> [5] http://www.wireshark.org/security/wnpa-sec-2011-11.html
> [6] http://www.wireshark.org/security/wnpa-sec-2011-10.html
> [7] https://bugzilla.redhat.com/show_bug.cgi?id=723215
>
> Could you allocate a CVE id for this?
>
This has been assigned CVE-2011-2698
--
Huzaifa Sidhpurwala / Red Hat Security Response Team
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