Bug 1157954 (CVE-2014-8567)

Summary:	CVE-2014-8567 mod_auth_mellon: logout processing leads to denial of service
Product:	[Other] Security Response	Reporter:	Murray McAllister <mmcallis>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	security-response-team, ssorce, vdanen
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:	It was found that uninitialized data could be accessed when processing a user's logout request. By attempting to log out, a user could possibly cause the Apache HTTP Server to crash.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2014-11-05 13:14:01 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:	1157956, 1157957
Bug Blocks:	1157286

Description Murray McAllister 2014-10-28 06:09:29 UTC

It was reported that uninitialized data could be accessed when processing a user's log out. Logging out could result in the Apache HTTP Server crashing.

Acknowledgements:

Red Hat would like to thank the mod_auth_mellon team for reporting this issue.

Comment 2 Simo Sorce 2014-11-03 14:16:17 UTC

Issue is public now:
https://postlister.uninett.no/sympa/arc/modmellon/2014-11/msg00000.html

Comment 3 Martin Prpič 2014-11-04 08:38:59 UTC

IssueDescription:

It was found that uninitialized data could be accessed when processing a user's logout request. By attempting to log out, a user could possibly cause the Apache HTTP Server to crash.

Comment 4 errata-xmlrpc 2014-11-05 09:52:10 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2014:1803 https://rhn.redhat.com/errata/RHSA-2014-1803.html

Comment 5 Huzaifa S. Sidhpurwala 2014-11-05 13:14:01 UTC

Fedora 21 already ships mod_auth_mellon-0.9.1-1.fc21 and therefore is not affected by this issue.