PHP Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability - CVE-2015-3307
The phar_parse_metadata function in ext/phar/phar.c in PHP before 5.4.40 5.5.x before 5.5.24 and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (heap metadata corruption) or possibly have unspecified other impact via a crafted tar archive.