Buffer overflow in the mconvert function in softmagic.c in file before 5.19, as used in the Fileinfo component in PHP before 5.4.30 and 5.5.x before 5.5.14, allows remote attackers to cause a denial of service (application crash) via a crafted Pascal string in a FILE_PSTRING conversion.

Affected: Ubuntu:14.04:LTS: php5

Francisco Alonso discovered that the PHP Fileinfo component incorrectly handled certain CDF documents. A remote attacker could use this issue to cause PHP to hang or crash, resulting in a denial of service. (CVE-2014-0207, CVE-2014-3478, CVE-2014-3479, CVE-2014-3480, CVE-2014-3487)

Stefan Esser discovered that PHP incorrectly handled unserializing SPL extension objects. An attacker could use this issue to execute arbitrary code. (CVE-2014-3515)

It was discovered that PHP incorrectly handled certain SPL Iterators. An attacker could use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2014-4670)

It was discovered that PHP incorrectly handled certain ArrayIterators. An attacker could use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2014-4698)

Stefan Esser discovered that PHP incorrectly handled variable types when calling phpinfo(). An attacker could use this issue to possibly gain access to arbitrary memory, possibly containing sensitive information. (CVE-2014-4721)