CVE-2017-12934

ext/standard/varunserializer.re in PHP 7.0.x before 7.0.21 and 7.1.x before 7.1.7 is prone to a heap use after free while unserializing untrusted data, related to the zvalgettype function in Zend/zendtypes.h. Exploitation of this issue can have an unspecified impact on the integrity of PHP...