Bug 201766

Summary:	CVE-2006-4020 PHP buffer overread flaw
Product:	Red Hat Enterprise Linux 4	Reporter:	Josh Bressers <bressers>
Component:	php	Assignee:	Joe Orton <jorton>
Status:	CLOSED ERRATA	QA Contact:	David Lawrence <dkl>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	4.0	CC:	tao
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:	impact=moderate,source=gentoo,reported=20060807,public=20060804
Fixed In Version:	RHSA-2006-0669	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2006-09-21 10:55:00 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:
Bug Blocks:	206937

Description Josh Bressers 2006-08-08 19:28:21 UTC

PHP buffer overflow flaw

A buffer overflow flaw was found in the way PHP executes an argument
swap via the sscanf function.  The below URLs contain more
information.

http://bugs.php.net/bug.php?id=38322
http://www.securityfocus.com/archive/1/442438/30/0/threaded
http://bugs.gentoo.org/show_bug.cgi?id=143126


This issue also affects RHEL3
This issue also affects RHEL2.1

Comment 1 Josh Bressers 2006-08-09 12:35:41 UTC

The upstream patch is here:
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/scanf.c?r1=1.31.2.2&r2=1.31.2.2.2.1

Comment 5 Red Hat Bugzilla 2006-09-21 10:55:03 UTC

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 the 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-2006-0669.html