CVE-2017-16642

In PHP before 5.6.32, 7.x before 7.0.25, and 7.1.x before 7.1.11, an error in the date extension's timelibmeridian handling of 'front of' and 'back of' directives could be used by attackers able to supply date strings to leak information from the interpreter, related to ext/date/lib/parsedate.c out-of-bounds reads affecting the phpparsedate function. NOTE: this is a different issue than CVE-2017-11145.