CVE-2016-9935
First published: Thu Dec 08 2016(Updated: )
The php_wddx_push_element function in ext/wddx/wddx.c in PHP before 5.6.29 and 7.x before 7.0.14 allows remote attackers to cause a denial of service (out-of-bounds read and memory corruption) or possibly have unspecified other impact via an empty boolean element in a wddxPacket XML document.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/php | <5.6.29 | 5.6.29 |
| redhat/php | <7.0.14 | 7.0.14 |
| PHP | <7.0.14 | 7.0.14 |
| PHP | <=5.6.28 | |
| 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 | |
| PHP | =7.0.13 |
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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.debian.org/security/2016/dsa-3737
- 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/94846
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73631
- https://github.com/php/php-src/commit/66fd44209d5ffcb9b3d1bc1b9fd8e35b485040c0
- https://security.gentoo.org/glsa/201702-29
- https://www.php.net/ChangeLog-7.php#7.0.14 (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=1404731
Frequently Asked Questions
What is the severity of CVE-2016-9935?
CVE-2016-9935 is classified as a vulnerability that allows remote attackers to cause denial of service through out-of-bounds read and potential memory corruption.
How do I fix CVE-2016-9935?
To fix CVE-2016-9935, upgrade PHP to version 5.6.29 or 7.0.14 or later.
Which PHP versions are affected by CVE-2016-9935?
CVE-2016-9935 affects PHP versions prior to 5.6.29 and 7.x prior to 7.0.14.
What types of attacks are possible with CVE-2016-9935?
CVE-2016-9935 could lead to denial of service and may allow attackers to exploit memory corruption issues.
Is CVE-2016-9935 a critical vulnerability?
CVE-2016-9935 is considered serious due to its potential impact on service availability and memory integrity.
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