Bug 1283702 (CVE-2015-6833)

Summary:	CVE-2015-6833 php: Files from archive can be extracted outside of destination directory using phar
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bleanhar, ccoleman, dmasirka, dmcphers, erich, fedora, jdetiber, jialiu, jkeck, jokerman, jorton, kseifried, lmeyer, mmaslano, mmccomas, rcollet, webstack-team, yozone
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	php 5.6.12, php 5.5.28, php 5.4.44	Doc Type:	Bug Fix
Doc Text:	A flaw was found in the way the way PHP's Phar extension parsed Phar archives. A specially crafted archive could cause PHP to crash or, possibly, execute arbitrary code when opened.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2015-12-21 08:18:14 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:	1305850, 1305851
Bug Blocks:	1283703, 1306180

Description Adam Mariš 2015-11-19 15:57:36 UTC

A vulnerability in Phar was found, allowing the files extracted from archive to be placed outside of the destination directory.

Upstream patch:

https://git.php.net/?p=php-src.git;a=commit;h=dda81f0505217a95db065e6bf9cc2d81eb902417

Upstream bug:

https://bugs.php.net/bug.php?id=70019

CVE assignment:

http://www.openwall.com/lists/oss-security/2015/09/08/7

Comment 3 errata-xmlrpc 2016-03-15 20:58:08 UTC

This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7
  Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 6

Via RHSA-2016:0457 https://rhn.redhat.com/errata/RHSA-2016-0457.html