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

https://github.com/dataCobra/void-packages clamav
https://github.com/void-linux/void-packages/pull/42544

clamav: update to 0.103.8.
#### Testing the changes
- I tested the changes in this PR: **briefly**

#### Local build testing
- I built this PR locally for my native architecture, (x86_64-glibc)
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - aarch64-musl (crossbuild)
  - armv7l (crossbuild)
  - armv6l-musl (crossbuild)

This release contains very important fixes for some critical CVEs.
Here is the information: https://blog.clamav.net/

We should merge this PR ASAP.

A patch file from https://github.com/void-linux/void-packages/pull/42544.patch is attached