Among the 21 debian patches available in version 2022.20230122-3 of the package, we noticed the following issues:
commit 61f52a372d6cfb951163e973b76a1a3794f8e325 Author: Hilmar Preusse <hille42@web.de> Date: Sat May 6 17:06:34 2023 +0200 Add forwarded info to patch. commit 9b02890ce88f75082ae576beaeeabf226deb6026 Author: Hilmar Preusse <hille42@web.de> Date: Sat May 6 17:02:53 2023 +0200 Add patch to make pdfjam work with option "--keepinfo".