Bug 862508 (CVE-2012-5239)

Summary: CVE-2012-5239 wireshark: Infinite loop in the DRDA dissector
Product: [Other] Security Response Reporter: Huzaifa S. Sidhpurwala <huzaifas>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED DUPLICATE QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: huzaifas, jsafrane, mapcode.mind, phatina, rvokal
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-10-03 08:21:22 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 862530    
Bug Blocks: 862511    

Description Huzaifa S. Sidhpurwala 2012-10-03 05:28:10 UTC
An infinite loop was found in the way Distributed Relational Database Architecture (DRDA) dissector of the Wireshark network traffic analyzer processed certain 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).

References:
Upstream advisory: http://www.wireshark.org/security/wnpa-sec-2012-28.html
Bug report: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7666
Patch: http://anonsvn.wireshark.org/viewvc?view=revision&revision=44749

Comment 1 Huzaifa S. Sidhpurwala 2012-10-03 06:57:30 UTC
Statement:

This issue does not affect the version of wireshark as shipped with Red Hat Enterprise Linux 5 and 6.

Comment 2 Huzaifa S. Sidhpurwala 2012-10-03 06:57:48 UTC
This issue affects the version of wireshark as shipped with Fedora 16 and Fedora 17.

Comment 3 Huzaifa S. Sidhpurwala 2012-10-03 07:08:28 UTC
Created wireshark tracking bugs for this issue

Affects: fedora-all [bug 862530]

Comment 4 Huzaifa S. Sidhpurwala 2012-10-03 08:21:22 UTC

*** This bug has been marked as a duplicate of bug 849926 ***