Bug 1157954 – CVE-2014-8567 mod_auth_mellon: logout processing leads to denial of service

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Bug 1157954 - (CVE-2014-8567) CVE-2014-8567 mod_auth_mellon: logout processing leads to denial of service

Summary:	CVE-2014-8567 mod_auth_mellon: logout processing leads to denial of service

Status:	CLOSED ERRATA

Aliases:	CVE-2014-8567

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=moderate,public=20141103,repor...
Keywords:	Security

Depends On:	1157956 1157957
Blocks:	1157286
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Reported:	2014-10-28 02:09 EDT by Murray McAllister
Modified:	2015-01-04 17:42 EST (History)
CC List:	3 users (show)

See Also:
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 08:14:01 EST
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-2014:1803	normal	SHIPPED_LIVE	Important: mod_auth_mellon security update	2014-11-05 09:51:47 EST

Groups: None (edit)

Description Murray McAllister 2014-10-28 02:09:29 EDT

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 09:16:17 EST

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

Comment 3 Martin Prpič 2014-11-04 03:38:59 EST

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 04:52:10 EST

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 08:14:01 EST

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

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