Our crawler needs to point out SEO-critical issues. Some of them are related to duplicate meta content on category pages.
For example, you don’t need to worry about duplicated meta in paginated pages. Google understands that and does not penalize.
If that’s your case, it’s safe to ignore the audit issue.
The indexation is up to you. Normally, since you don’t want to rank that page with the listing, you can “no-index” it.
The article Want More Traffic? Deindex Your Pages. Here’s Why. will give you more information on that.