CVE-2016-6295

CRITICAL

PHP <5.5.38, 5.6.x <5.6.24, 7.x <7.0.9 - Use After Free

Title source: llm
STIX 2.1

Description

ext/snmp/snmp.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly have unspecified other impact via crafted serialized data, a related issue to CVE-2016-5773.

References (12)

Core 12
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugs.php.net/72479
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201611-22
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2016-2750.html
Release Notes x_refsource_confirm
http://php.net/ChangeLog-5.php
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/92094
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1036430
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3631
Release Notes x_refsource_confirm
http://php.net/ChangeLog-7.php
Mailing List, Patch mailing-list x_refsource_mlist
http://openwall.com/lists/oss-security/2016/07/24/2
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207170

Scores

CVSS v3 9.8
EPSS 0.0512
EPSS Percentile 90.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (32)
php/php 5.6.0 alpha1 (9 CPE variants)
php/php 5.6.1
php/php 5.6.2
php/php 5.6.3
php/php 5.6.4
php/php 5.6.5
php/php 5.6.6
php/php 5.6.7
php/php 5.6.8
php/php 5.6.9
... and 22 more
Published Jul 25, 2016
Tracked Since Feb 18, 2026