Bug 919135 (CVE-2013-2479)

Summary:	CVE-2013-2479 wireshark: Infinite loop in the MPLS Echo dissector (wnpa-sec-2013-14, upstream bug 8039)
Product:	[Other] Security Response	Reporter:	Jan Lieskovsky <jlieskov>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	huzaifas, jrusnack, jsafrane, phatina, rvokal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	Wireshark 1.8.6	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2013-03-14 05:59:27 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:	919496
Bug Blocks:	919159

Description Jan Lieskovsky 2013-03-07 16:56:29 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2013-2479 to the following vulnerability:

The dissect_mpls_echo_tlv_dd_map function in epan/dissectors/packet-mpls-echo.c in the MPLS Echo dissector in Wireshark 1.8.x before 1.8.6 allows remote attackers to cause a denial of service (infinite loop) via invalid Sub-tlv data.

References:
[1] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2479
[2] http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-mpls-echo.c?r1=46391&r2=46390&pathrev=46391
[3] http://anonsvn.wireshark.org/viewvc?view=revision&revision=46391
[4] http://www.wireshark.org/docs/relnotes/wireshark-1.8.6.html
[5] http://www.wireshark.org/security/wnpa-sec-2013-14.html
[6] https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8039

Comment 2 Jan Lieskovsky 2013-03-08 16:27:54 UTC

Created wireshark tracking bugs for this issue

Affects: fedora-18 [bug 919496]

Comment 3 Huzaifa S. Sidhpurwala 2013-03-14 05:59:27 UTC

Statement:

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