CVE-2016-3074: php: Signedness vulnerability causing heap overflow in libgd

Severity: Critical

CVSS Score: 9.8

Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buffer overflow.