Bug 619919 – Concurrent tagging of message with trace id while message is delivered from another queue causes segfault

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Bug 619919 - Concurrent tagging of message with trace id while message is delivered from another queue causes segfault

Summary:	Concurrent tagging of message with trace id while message is delivered from a...

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise MRG
Classification:	Red Hat
Component:	qpid-cpp (Show other bugs)
Sub Component:
Version:	1.2
Hardware:	All Linux

Priority	urgent Severity urgent
Target Milestone:	1.2.2
Target Release:	---
Assigned To:	Gordon Sim
QA Contact:	Jeff Needle
Docs Contact:

URL:
Whiteboard:
Keywords:

Depends On:	603839
Blocks:
	Show dependency tree / graph

Reported:	2010-07-30 17:11 EDT by Mike Cressman
Modified:	2010-10-07 21:50 EDT (History)
CC List:	4 users (show)

See Also:
Fixed In Version:
Doc Type:	Bug Fix
Doc Text:	cause: federation routes tag messages as part of loop prevention; the tagging of a message that is to be delivered down multiple such routes can result in the modification of the message concurrent with its encoding consequence: the concurrent modification can cause wire level protocol violation or segmentation faults fix: clone messages before adding the tag to them tp prevent concurrent modification as they are being delivered and encoded result: a message travelling down such routes will now only have the tag of one path added to it (previously it could have included tags from some or all of the other matching routes)
Story Points:	---
Clone Of:	603839
Environment:
Last Closed:	2010-10-07 21:50:47 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2010:0756	normal	SHIPPED_LIVE	Moderate: Red Hat Enterprise MRG Messaging security and bug fix update 1.2.2	2010-10-07 21:49:47 EDT

Groups: None (edit)

Comment 1 Gordon Sim 2010-09-24 12:24:49 EDT

    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
cause: federation routes tag messages as part of loop prevention; the tagging of a message that is to be delivered down multiple such routes can result in the modification of the message concurrent with its encoding

consequence: the concurrent modification can cause wire level protocol violation or segmentation faults

fix: clone messages before adding the tag to them tp prevent concurrent modification as they are being delivered and encoded

result: a message travelling down such routes will now only have the tag of one path added to it (previously it could have included tags from some or all of the other matching routes)

Comment 2 Jeff Needle 2010-10-04 15:46:14 EDT

Fixing status.

Comment 4 errata-xmlrpc 2010-10-07 21:50:47 EDT

An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2010-0756.html

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