Among the 6 debian patches available in version 18.09~pre1+git20180928.45fbd31+dfsg-3 of the package, we noticed the following issues:
commit 31830e81f432c75fb383cdf1d49132a882f2c594 Author: Pierre Gruet <pgtdebian@free.fr> Date: Wed Dec 16 08:05:09 2020 +0100 Filling in the header of the last patch