Integer overflow in the gdImageCreate function in gd.c in the GD Graphics Library (aka libgd) before 2.0.34RC1, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted image dimensions.
github.com/php/php-src/commit/c395c6e5d7e8df37a21265ff76e48fe75ceb5ae6?w=1
lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html
lists.opensuse.org/opensuse-updates/2016-08/msg00003.html
php.net/ChangeLog-5.php
php.net/ChangeLog-7.php
rhn.redhat.com/errata/RHSA-2016-2598.html
rhn.redhat.com/errata/RHSA-2016-2750.html
www.openwall.com/lists/oss-security/2016/06/23/4
www.securityfocus.com/bid/91395
bugs.php.net/bug.php?id=72446
h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731