The Chiefs, who made 12 changes, collapsed to their fourth defeat in as many outings in Europe with Zack Wimbush’s late try registering a bonus point and their only match point in Pool One.
Interim Ireland head coach Simon Easterby has named uncapped Leinster prop Jack Boyle in a 36-man squad for the Guinness Six Nations.
The 29-year-old back-rower generated interest abroad in his services for the 2025/26 season but has instead decided his future is best served by staying in Belfast until 2027 with a two-year contract extension.
Ulster ended a five-match losing run in all competitions with a dogged 17-7 United Rugby Championship win at Connacht.
The South African visitors were without a number of Rugby World Cup-winning Springboks, including Siya Kolisi, Eben Etzebeth and Bongi Mbonambi, and Leicester tore them apart.
United Rugby Championship leaders Leinster made it seven wins from seven as a late try from James Culhane allowed them to defeat Ulster 27-20.
Versatile Leinster back Osborne and Ulster wing Stockdale sustained groin and hamstring issues respectively during Saturday’s 52-17 win over Fiji.
The final full weekend of the Autumn Nations Series 2024 gets underway on Friday with the majority of teams looking to end the year on a high.
Andy Farrell saw his men put in one of their worst performances under his tenure and that has made a win over Los Pumas pivotal
Ulster head coach Richie Murphy has named his team for the BKT United Rugby Championship Round 6 match against Cardiff on Saturday - with no sign of hooker Rob Herring in the squad.