There is an updated pull request by realcharmer against master on the void-packages repository

https://github.com/realcharmer/void-packages mupdf
https://github.com/void-linux/void-packages/pull/48182

mupdf: update to 1.23.9
- I tested the changes in this PR: **briefly**
- I built this PR locally for my native architecture, (x86_64)

A patch file from https://github.com/void-linux/void-packages/pull/48182.patch is attached