Bug 1256290 (CVE-2015-6831) - CVE-2015-6831 php: Use After Free Vulnerability in unserialize()
Summary: CVE-2015-6831 php: Use After Free Vulnerability in unserialize()
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2015-6831
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
: 1256292 1256320 (view as bug list)
Depends On: 1305854 1305855
Blocks: 1252058 1306180
TreeView+ depends on / blocked
 
Reported: 2015-08-24 09:59 UTC by Vasyl Kaigorodov
Modified: 2019-10-10 10:06 UTC (History)
19 users (show)

Fixed In Version: PHP 5.6.12, PHP 5.5.28, PHP 5.4.44
Doc Type: Bug Fix
Doc Text:
A flaw was discovered in the way PHP performed object unserialization. Specially crafted input processed by the unserialize() function could cause a PHP application to crash or, possibly, execute arbitrary code.
Clone Of:
Environment:
Last Closed: 2015-10-27 10:01:01 UTC

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2016:0457 0 normal SHIPPED_LIVE Moderate: rh-php56-php security update 2016-03-16 00:55:18 UTC

Description Vasyl Kaigorodov 2015-08-24 09:59:20 UTC 
Use-after-free vulnerabilities that can potentially lead to remote code execution were reported in PHP:
https://bugs.php.net/bug.php?id=70166
https://bugs.php.net/bug.php?id=70168
https://bugs.php.net/bug.php?id=70169

CVE assignment: http://seclists.org/oss-sec/2015/q3/523

Upstream fixes:

(Bug #70166): http://git.php.net/?p=php-src.git;a=commit;h=7381b6accc5559b2de039af3a22f6ec1003b03b3
(Bug #70168): http://git.php.net/?p=php-src.git;a=commit;h=c2e197e4efc663ca55f393bf0e799848842286f3
(Bug #70169): http://git.php.net/?p=php-src.git;a=commit;h=863bf294feb9ad425eadb94f288bc7f18673089d
Comment 1 Adam Mariš 2015-09-09 08:59:31 UTC 
*** Bug 1256292 has been marked as a duplicate of this bug. ***
Comment 2 Adam Mariš 2015-09-09 08:59:41 UTC 
*** Bug 1256320 has been marked as a duplicate of this bug. ***
Comment 5 errata-xmlrpc 2016-03-15 20:57:00 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
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