Use After Free Affecting php56-pgsql package, versions <0:5.6.26-1.128.amzn1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-AMZN201803-PHP56PGSQL-1701982
- published27 Sept 2021
- disclosed17 Sept 2016
Introduced: 17 Sep 2016
CVE-2016-7411 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 php56-pgsql to version 0:5.6.26-1.128.amzn1 or higher.
This issue was patched in ALAS-2016-753.
NVD Description
Note: Versions mentioned in the description apply only to the upstream php56-pgsql package and not the php56-pgsql package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
ext/standard/var_unserializer.re in PHP before 5.6.26 mishandles object-deserialization failures, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via an unserialize call that references a partially constructed object.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7411
- http://www.openwall.com/lists/oss-security/2016/09/15/10
- http://www.php.net/ChangeLog-5.php
- http://www.securityfocus.com/bid/93009
- http://www.securitytracker.com/id/1036836
- https://bugs.php.net/bug.php?id=73052
- https://github.com/php/php-src/commit/6a7cc8ff85827fa9ac715b3a83c2d9147f33cd43?w=1
- https://security.gentoo.org/glsa/201611-22