oss-fuzz has got into that annoying state where the original bugs are
not reproducible, and probably fixed, but some follow up issues trigger
the same problem so the original won't close and its not easy to see the
new cases.
Change-Id: I8e515c0c5b8eafe40bfda695774ef56ec24948c2
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/170458
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>
