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CVE-2016-9936 Details

Description

The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html	CVE
https://access.redhat.com/errata/RHSA-2018:1296	CVE
https://bugs.php.net/bug.php?id=72978	CVE	ExploitIssue Tracking
https://github.com/php/php-src/commit/b2af4e8868726a040234de113436c6e4f6372d17	CVE	Patch
http://www.openwall.com/lists/oss-security/2016/12/12/2	CVE	Mailing List
http://www.php.net/ChangeLog-7.php	CVE	PatchRelease Notes
http://www.securityfocus.com/bid/94849	CVE
http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html	[email protected]
https://access.redhat.com/errata/RHSA-2018:1296	[email protected]
https://bugs.php.net/bug.php?id=72978	[email protected]	ExploitIssue Tracking
https://github.com/php/php-src/commit/b2af4e8868726a040234de113436c6e4f6372d17	[email protected]	Patch
http://www.openwall.com/lists/oss-security/2016/12/12/2	[email protected]	Mailing List
http://www.php.net/ChangeLog-7.php	[email protected]	PatchRelease Notes
http://www.securityfocus.com/bid/94849	[email protected]

see all 14 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-416	Use After Free	[email protected]

Affected Products

Product	Versions
php php	7.0.0 7.0.1 7.0.2 7.0.3 7.0.4
CPE cpe:2.3:a:php:php:7.0.0:::::::* cpe:2.3:a:php:php:7.0.1:::::::* cpe:2.3:a:php:php:7.0.2:::::::* cpe:2.3:a:php:php:7.0.3:::::::* cpe:2.3:a:php:php:7.0.4:::::::* cpe:2.3:a:php:php:7.0.5:::::::* cpe:2.3:a:php:php:7.0.6:::::::* cpe:2.3:a:php:php:7.0.7:::::::* cpe:2.3:a:php:php:7.0.8:::::::* cpe:2.3:a:php:php:7.0.9:::::::* cpe:2.3:a:php:php:7.0.10:::::::* cpe:2.3:a:php:php:7.0.11:::::::* cpe:2.3:a:php:php:7.0.12:::::::* cpe:2.3:a:php:php:7.0.13:::::::* Remediation No remediation found in references.

Product

Versions

php php

7.0.0

7.0.1

7.0.2

7.0.3

7.0.4

CPE

cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:*
cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

8 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 6, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
May 4, 2018	CVE Modified	[email protected]
Jan 18, 2017	CVE Modified	[email protected]
Jan 7, 2017	CVE Modified	[email protected]
Jan 5, 2017	Initial Analysis	[email protected]