Denial of service vulnerabilities in PHP

Description

Multiple serious vulnerabilities have been found in PHP through 5.6.27 and 7.x through 7.0.12. Malicious users can exploit these vulnerabilities to cause a denial of service. Other unspecified impacts are also possible.

Below is a complete list of vulnerabilities:

1. Mishandling of property modification during __wakeup processing can be exploited remotely via specially designed serialized data to cause a denial of service;
2. Use-after-free vulnerability in the CURLFile implementation (ext/curl/curl_file.c) can be exploited remotely via specially designed data mishandled while __wakeup processing to cause a denial of service.

Original advisories

• PHP 5 ChangeLog

• PHP 7 ChangeLog

Related products

• PHP

CVE list

• CVE-2016-9138
  critical
• CVE-2016-9137
  critical

Read more

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