CVE-2016-7126

Name of the Vulnerable Software and Affected Versions PHP versions prior to 5.6.25 PHP versions 7.x prior to 7.0.10

Description The issue is related to the imagetruecolortopalette function in the PHP interpreter, which does not properly validate the number of colors. This can lead to a denial of service due to an allocation error and out-of-bounds write, or possibly have other unspecified impacts. The vulnerability can be exploited by remote attackers via a large value in the third argument.

Recommendations For PHP versions prior to 5.6.25, update to version 5.6.25 or later. For PHP versions 7.x prior to 7.0.10, update to version 7.0.10 or later.