Issue #9 - Fix null-pointer-dereference (CVE-2018-12648)

The WEBP::GetLE32 function in
XMPFiles/source/FormatSupport/WEBP_Support.hpp in Exempi 2.4.5 has a
NULL pointer dereference.

https://bugs.freedesktop.org/show_bug.cgi?id=106981
#9



Signed-off-by: Victor Rodriguez <victor.rodriguez.bahena@intel.com>
Signed-off-by: Hubert Figuière <hub@figuiere.net>