If small tears and deep scratches there is a leather repair kits sold on Amazon.
You can get leather repair kits which can be found on Amazon, your local Home Depot as well. Best wishes!
Crazy glue the rips together to
If the furniture is indeed genuine leather, it can be repaired with the ways suggested above, or even seen with tiny stitches. However, if the furniture is 'bonded leather', unfortunately, it can not be repaired like leather. Bonded leather is a mix of leather and vinyl, heat bonded on to a vinyl backing.
What is it exactly that needs fixing with your furniture? If the covering has rips or is peeling, then it is bonded leather.
Could you post a photo or give more details?