CVE-2016-9934: Null Pointer Dereference
First published: Thu Nov 10 2016(Updated: )
ext/wddx/wddx.c in PHP before 5.6.28 and 7.x before 7.0.13 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted serialized data in a wddxPacket XML document, as demonstrated by a PDORow string.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/php | <5.6.28 | 5.6.28 |
| redhat/php | <7.0.13 | 7.0.13 |
| redhat/php | <7.1.0 | 7.1.0 |
| PHP | <7.0.13 | 7.0.13 |
| PHP | <=5.6.27 | |
| PHP | =7.0.0 | |
| PHP | =7.0.1 | |
| PHP | =7.0.2 | |
| PHP | =7.0.3 | |
| PHP | =7.0.4 | |
| PHP | =7.0.5 | |
| PHP | =7.0.6 | |
| PHP | =7.0.7 | |
| PHP | =7.0.8 | |
| PHP | =7.0.9 | |
| PHP | =7.0.10 | |
| PHP | =7.0.11 | |
| PHP | =7.0.12 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html
- http://www.openwall.com/lists/oss-security/2016/12/12/2
- http://www.php.net/ChangeLog-5.php
- http://www.php.net/ChangeLog-7.php
- http://www.securityfocus.com/bid/94845
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73331
- https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00d
- https://www.php.net/ChangeLog-7.php#7.0.13 (Advisory)
- http://seclists.org/oss-sec/2016/q4/658
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1404737
- http://php.net/manual/en/function.wddx-deserialize.php#refsect1-function.wddx-deserialize-notes
- https://bugzilla.redhat.com/show_bug.cgi?id=1404726
Frequently Asked Questions
What is the severity of CVE-2016-9934?
CVE-2016-9934 has a severity level that may lead to a denial of service due to NULL pointer dereference.
How do I fix CVE-2016-9934?
To fix CVE-2016-9934, upgrade to PHP version 5.6.28 or 7.0.13 and later.
Which versions of PHP are affected by CVE-2016-9934?
CVE-2016-9934 affects PHP versions earlier than 5.6.28 and 7.x versions before 7.0.13.
Is it possible to exploit CVE-2016-9934 remotely?
Yes, CVE-2016-9934 can be exploited remotely by sending crafted serialized data in a wddxPacket XML document.
What type of impact can CVE-2016-9934 have on a server?
CVE-2016-9934 can cause a denial of service, rendering the server temporarily unavailable.
- agent/type
- agent/first-publish-date
- agent/softwarecombine
- agent/severity
- agent/references
- agent/author
- agent/weakness
- agent/description
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2016-9934
- agent/software-canonical-lookup
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/source
- agent/tags
- collector/php-changelog
- source/PHP
- agent/software-canonical-lookup-request
- collector/nvd-index
- package-manager/redhat
- vendor/php
- canonical/php
- version/php/5.6.27
- version/php/7.0.0
- version/php/7.0.1
- version/php/7.0.2
- version/php/7.0.3
- version/php/7.0.4
- version/php/7.0.5
- version/php/7.0.6
- version/php/7.0.7
- version/php/7.0.8
- version/php/7.0.9
- version/php/7.0.10
- version/php/7.0.11
- version/php/7.0.12