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computer vulnerability bulletin CVE-2016-3185 CVE-2016-4344 CVE-2016-4345

PHP 7: six vulnerabilities

Synthesis of the vulnerability

An attacker can use several vulnerabilities of PHP 7.
Vulnerable products: openSUSE Leap, PHP, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 3/4.
Consequences of a hack: user access/rights, denial of service on service.
Hacker's origin: document.
Number of vulnerabilities in this bulletin: 6.
Creation date: 03/03/2016.
Références of this bulletin: 71449, 71450, 71561, 71584, 71610, 71637, CVE-2016-3185, CVE-2016-4344, CVE-2016-4345, CVE-2016-4346, openSUSE-SU-2016:1524-1, SUSE-SU-2016:1145-1, SUSE-SU-2016:1581-1, SUSE-SU-2016:1638-1, USN-2952-1, USN-2952-2, VIGILANCE-VUL-19098.

Description of the vulnerability

Several vulnerabilities were announced in PHP 7.

An attacker can generate an integer overflow in php_implode(), in order to trigger a denial of service, and possibly to run code. [severity:3/4; 71449]

An attacker can generate an integer overflow in php_str_to_str_ex(), in order to trigger a denial of service, and possibly to run code. [severity:3/4; 71450]

An attacker can generate a buffer overflow in xml/filter_url/addcslashes, in order to trigger a denial of service, and possibly to run code. [severity:3/4; 71637, CVE-2016-4344, CVE-2016-4345, CVE-2016-4346]

An attacker can force the usage of a freed memory area in ZCG, in order to trigger a denial of service, and possibly to run code. [severity:3/4; 71584]

An attacker can generate a memory corruption in make_http_soap_request(), in order to trigger a denial of service, and possibly to run code. [severity:3/4; 71610, CVE-2016-3185]

An attacker can force a NULL pointer to be dereferenced in Zip::ExtractTo, in order to trigger a denial of service. [severity:1/4; 71561]
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