CVE-2016-5772

CRITICAL

PHP <5.5.37, <5.6.23, <7.0.8 - Use After Free

Title source: llm

Description

Double free vulnerability in the php_wddx_process_data function in wddx.c in the WDDX extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted XML data that is mishandled in a wddx_deserialize call.

References (14)

[Patch, Third Party Advisory] http://github.com/php/php-src/commit/a44c89e8af7c2410f4bfc5e097be2a5d0639a60c?w=1

[Broken Link, Mailing List, Third Party Advisory] http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html

[Patch, Release Notes, Vendor Advisory] http://php.net/ChangeLog-5.php

[Release Notes, Vendor Advisory] http://php.net/ChangeLog-7.php

[Third Party Advisory] http://rhn.redhat.com/errata/RHSA-2016-2750.html

[Third Party Advisory] http://www.debian.org/security/2016/dsa-3618

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/06/23/4

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/91398

[Exploit, Issue Tracking, Vendor Advisory] https://bugs.php.net/bug.php?id=72340

[Third Party Advisory] https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

[Third Party Advisory] https://support.apple.com/HT207170

Scores

CVSS v3 9.8

EPSS 0.1593

EPSS Percentile 94.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-415

Status draft

Affected Products (7)

php/php < 5.5.37

suse/linux_enterprise_debuginfo

opensuse/leap

opensuse/opensuse

suse/linux_enterprise_server

suse/linux_enterprise_software_development_kit

debian/debian_linux

Timeline

Published Aug 07, 2016

Tracked Since Feb 18, 2026