Heap overflow

The scan function in ext/date/lib/parseisointervals.c in PHP through 5.5.6 does not properly restrict creation of DateInterval objects, which might allow remote attackers to cause a denial of service heap-based buffer over-read via a crafted interval specification...

CVE-2013-6712: Improper Restriction of Operations within the Bounds of a Memory Buffer

The scan function in ext/date/lib/parseisointervals.c in PHP through 5.5.6 does not properly restrict creation of DateInterval objects, which might allow remote attackers to cause a denial of service heap-based buffer over-read via a crafted interval specification...