Internet Bug Bounty: Heap Use After Free in unserialize()

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. This...

Design/Logic Flaw

ext/standard/varunserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for key deletion in a situation with an invalid array size. Exploitation of this issue can have an...

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...

CVE-2017-12932

ext/standard/varunserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for key deletion in a situation with an invalid array size. Exploitation of this issue can have an...

CVE-2017-12934

Removed by vendor...

CVE-2017-12934

PHP 7.0.x before 7.0.21 and 7.1.x before 7.1.7 are vulnerable to a heap use-after-free in unserializing untrusted data, specifically in ext/standard/var_unserializer.re, tied to the zval_get_type function in Zend/zend_types.h. Exploitation can impact PHP integrity (official CVE description: CVE-2...

PHP 7.1.x < 7.1.5 Multiple Vulnerabilities

According to its banner, the version of PHP running on the remote web server is 7.1.x prior to 7.1.5. It is, therefore, affected by the following vulnerabilities : - A memory allocation issue exists in the zendstringextend function in file Zend/zendstring.h when concatenating strings due to a...

PHP 7.1.x < 7.1.1 Multiple Vulnerabilities

According to its banner, the version of PHP running on the remote web server is 7.1.x prior to 7.1.1. It is, therefore, affected by the following vulnerabilities : - A use-after-free error exists that is triggered when handling unserialized object properties. An unauthenticated, remote attacker c...