Bug 1642608 (CVE-2018-12543)

Summary:	CVE-2018-12543 mosquitto: DoS due to a reachable assertion in topic field
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED CANTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	linville, mail, richmattes
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2018-10-26 10:30:55 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:	1642609, 1642610
Bug Blocks:

Description Laura Pardo 2018-10-24 19:48:01 UTC

A flaw was found in mosquitto. A reachable assertion when a message is sent to Mosquitto with a topic that begins with $, but is not $SYS. This results in an application crash.


References:
https://github.com/eclipse/mosquitto/blob/master/ChangeLog.txt

Comment 1 Laura Pardo 2018-10-24 19:48:37 UTC

Created mosquitto tracking bugs for this issue:

Affects: epel-7 [bug 1642610]
Affects: fedora-all [bug 1642609]

Comment 2 Fabian Affolter 2018-10-26 10:30:55 UTC

Was already addressed.