Do you want to show the list of the catalog item based on the logged in user's role, locations, company, department, and group. And you are looking for some solutions or your mind is getting puzzled and you are thinking to write some logic or scripts or if you are planning to put some ACLs then please stop thinking that. You are going into wrong direction.

For complete details please check below blog

https://www.examsmyantra.com/article/115/servicenow/catalog-item-visibility-in-servicenow

Regards

Harsh