Bug 1360322 (CVE-2016-6288) - CVE-2016-6288 php: Buffer over-read in php_url_parse_ex
Summary: CVE-2016-6288 php: Buffer over-read in php_url_parse_ex
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2016-6288
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1359830
TreeView+ depends on / blocked
 
Reported: 2016-07-26 12:29 UTC by Adam Mariš
Modified: 2020-01-17 15:51 UTC (History)
13 users (show)

Fixed In Version: php 5.5.38, php 5.6.15
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Clone Of:
Environment:
Last Closed: 2016-09-26 18:13:20 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2016:2750 0 normal SHIPPED_LIVE Moderate: rh-php56 security, bug fix, and enhancement update 2016-11-15 16:40:02 UTC

Description Adam Mariš 2016-07-26 12:29:42 UTC 
An out-of-bounds read in php_url_parse_ex() was found that allows to cause DoS by triggering segmentation fault.

Upstream bug:

https://bugs.php.net/bug.php?id=70480

Upstream patch:

https://git.php.net/?p=php-src.git;a=commit;h=e1ba58f068f4bfc8ced75bb017cd31d8beddf3c2
Comment 1 Adam Mariš 2016-07-26 12:30:02 UTC 
Fedora 24, package php, is not vulnerable because it currently has php-5.6.22-1.fc24 in stable
Comment 2 errata-xmlrpc 2016-11-15 11:44:37 UTC 
This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 6
  Red Hat Software Collections for Red Hat Enterprise Linux 6.7 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 7.3 EUS

Via RHSA-2016:2750 https://rhn.redhat.com/errata/RHSA-2016-2750.html
Comment 3 Remi Collet 2016-12-09 08:40:12 UTC 
Notice that the fix for this issue introduce a behavior change in parse_url function which may break some code or extension (ex pecl/ssh2) relying on some characters to be allowed in host part (e.g. spaces)
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