There is an updated pull request by ap4y against master on the void-packages repository

https://github.com/ap4y/void-packages packer-1.6.3
https://github.com/void-linux/void-packages/pull/25142

packer: update to 1.6.3
Overflow issue on non x64 platforms was fixed upstream:

- https://github.com/Azure/azure-sdk-for-go/issues/1993
- https://github.com/hashicorp/packer/pull/6479

A patch file from https://github.com/void-linux/void-packages/pull/25142.patch is attached