CVE-2015-6831

7.3 HIGH
Published: January 19, 2016 Modified: May 06, 2026
View on NVD

Description

Multiple use-after-free vulnerabilities in SPL in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allow remote attackers to execute arbitrary code via vectors involving (1) ArrayObject, (2) SplObjectStorage, and (3) SplDoublyLinkedList, which are mishandled during unserialization.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.php.net/ChangeLog-5.php
Source: security@opentext.com
http://www.securityfocus.com/bid/76737
Source: security@opentext.com
https://bugs.php.net/bug.php?id=70155
Source: security@opentext.com
https://bugs.php.net/bug.php?id=70166
Source: security@opentext.com
https://bugs.php.net/bug.php?id=70168
Source: security@opentext.com
https://bugs.php.net/bug.php?id=70169
Source: security@opentext.com
https://security.gentoo.org/glsa/201606-10
Source: security@opentext.com
http://www.debian.org/security/2015/dsa-3344
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2015/08/19/3
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.php.net/ChangeLog-5.php
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/76737
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugs.php.net/bug.php?id=70155
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugs.php.net/bug.php?id=70166
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugs.php.net/bug.php?id=70168
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugs.php.net/bug.php?id=70169
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/201606-10
Source: af854a3a-2127-422b-91ae-364da2661108

18 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.3 / 10.0
EPSS (Exploit Probability)
1.2%
79th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

php debian