CVE-2016-3141: php: Use after free in WDDX Deserialize when processing XML data

Severity: Critical

CVSS Score: 9.8

Use-after-free vulnerability in wddx.c in the WDDX extension in PHP before 5.5.33 and 5.6.x before 5.6.19 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly have unspecified other impact by triggering a wddx_deserialize call on XML data containing a crafted var element.