Comment 13 for bug 1941752

similar problem with Gthumb 3.11 and exiv2 0.27.3-3ubuntu1.5 on Ubuntu 21.04 and jpg generated with darktable.

gthumb crash:
terminate called after throwing an instance of 'std::out_of_range'
what(): basic_string:At __n (which is 19) >= this->size() (which is 19)